Sri Nrisimha Kavacha of Prahlad from Brahmanda Purana.   shri nrisinha-kavacham stotram Text 1 & 2:  nrisinha-kavacham vakshyeprahlaadenoditam puraa  sarva-raksha-karam punyamsarvopadrava-naashanamah   sarva sampat karam chaivasvaraga moksha pradaayakamah dhyaatvaa nrisinham deveshamhema sinhaasana sthitamah  Now I will speak the sacred armor of Lord Nrsimha, which Prahlad Maharaja spoke in ancient times, and which gives all protection, destroys all obstacles, and brings good fortune, opulence, and liberation. First one should meditate on Lord Nrsimha, the master of the demigods, who is sitting on a golden throne,.... 3) vivrtasyam tri-nayanamsharad-indu-sama-prabhamah lakshmy-alingita-vaamaanagamah vibhuutibhi rupashritamah     ...whose mouth is wide open, who has three eyes, who is splendid like an autumn moon, whose left side is embraced by the goddess of fortune, whose form is the shelter of great powers and opulences...... 4) chatur-bhujam komalaanagamsvarna-kundala-shobhitamah saroja-shobitoraskamratna-keyuura-mudritamah    ...who has four arms, and soft limbs, splendid golden earrings, a splendid lotus chest, jewel armlets....  5) tapta-kaajnchana-sankashampiita-nirmala-vaasasamah 

indraadi-sura-maulishhthahsphuran maanikya-diiptibhih    ....who is slpendid like molten gold, dressed in splendid yellow garments, and glorious with the splendor of rubies, who is the crown of the demigods headed by Indra.....   6) virajita-pada-dvandvamahsankha-chakradi-hetibhih garutmatma cha vinayatstuyamanamh mudanvitam    ...whose feet are splendid, who holds a conchshell, cakra, and a hoset of various weapons, who is filled with bliss, and whom Gaurda humbly glorifies with many prayers...........  7) sva-hrt-kamala-samvaasamkritvaa tu kavacham pathet ....then one should give Lord Nrsimha a home in the lotus flower of ones heart, and then one should recite the following Nrsimha-kavaca: Having seated Lord Narasimhadeva upon the lotus of one's heart, one should recite the following mantra:  nrsimho me sirah patuloka-raksartha-sambhavah May Lord Narasimha, who protects the entire world, protect my head.  8) sarvago 'pi stambha-vaasahphalam me rakshatu dhvanimnrisinho me drishau paatusoma-suuryagni-lochanah   May Lord Nrsimha, who is all-pervading and stays even in a pillar, protect the fruits of my words.May Lord Nrsimha, whose eyes glisten like moons, suns, or fires, protect my eyes.  9) smrtam me paatu nriharihmuni-varya-stuti-priyah nasam me simha-nashas tumukham lakshmi-mukha-priyah   

May Lord Nrsimha, who is pleased with the eloquent prayers of the sages, protect my memory. May Lord Nrsimha, who dearly loves the goddess of fortune's face, protect my face.  10) sarva-vidyadhipah paatunrisinho rasanam mama vaktram patv indu-vadanamsadaa prahlada-vanditah    May Lord Nrsimha, the ruler of all knowledge, protect my tongue. May Lord Nrsimha, to whom Prahlada offers obeisances, protect the moon of my face. 11) nrsimhah paatu me kanthamskandhau bhu-bhrid ananta-kritdivyastra-shobhita-bhujahnrsimhah paatu me bhu jau    May Lord Nrsmha protect my neck. May Lord Nrsimha, who maintains the earth and whose powers have no end, protect my shoulders. May Lord Nrsimha ,whose arms are splendid with transcendental weapons, protect my arms.   12) karu me deva-varadonrisimhah patu sarvatahhridayam yogi-saadhyash canivasam patu me harih    May Lord Nrsimha,  who gives boons to the demigods, protect my hands. May Lord Hari, who is attained by the yogis, protect my heart and my home.  13) madhyam paatu hiranyakshavakshah-kukshi-vidaranahnabhim me patu nriharihsva-naabhi-brahma-samstutah   May Lord Nrsimha, who ripped open Hiranyakasipu's chest and belly, protect my torso. May Lord Nrsimha, who is glorified by Brahma born from the Lord own navel, protect my navel. 14) brahmananda-kotayah katyamyasyasau patu me katimahguhyam me patu guhyanammantranam guhya-rupa-dhrik   

May Lord Nrsimha, from whose hips have come many millions of universes, protect my hips. May the Lord, the secret form of secret mantras, protect my private parts.   15) uru manobhavah paatujanuni nara-ruupa-dhrikjanghe patu dhara-bharaharta yo 'sau nrikeshari   May Lord Nrsimha, who is born in the heart, protect my thighs. May lord Nrsimha whose form is like that of a human being, protect my knees. May Lord Nrsimha, who removes the earth's burden, protect my legs.  16) sura-raajya-pradah paatupadau me nrihariishvarahsahasra-shirsah purushahpatu me sarvashas tanum   May Lord Nrsimha, who gives royal power to the demigods, protect my feet. May the Supreme Personality of Godhead, who has a thousand heads, protect my body always. 17) mahograh purvatah patumaha-viragrajo 'gnitahmaha-vishnur dakshine tumaha-jvalas tu nairritah   May ferocious Lord Nrsimha protect me from the east. May Lord Nrsimha, the best of warriors, protect me from the southeast. May Lord Nrsimha, who is Maha Vishnu, protect me from the south. May Lord Nrsimha, who is splendid like fire, protect me from the southwest.  18) pashcime paatu sarveshodishi me sarvato-mukhah nrsimhaha patu vayavyamsaumyam bhushana-vigrahah   May all-pervading Lord Nrsimha protect me from the west. May Lord Nrsimha protect me from the northwest. May Lord Nrsimha, whose form is the ornament of ornaments, protect me from the north.  19) ishanyam paatu bhadro mesarva-mangala-dayakah

samsara-bhayatah paatumrityor mrityur nrikeshari   May noble-hearted Lord Nrsimha, who gives all-auspiciousness, protect from the northwest. May Lord Nrsimha, who is the death of death, protect me from the cycle of birth and death.  20) idam nrismha-kavachamprahla-mukha-manditambhaktimanh yah pathen nityamsarva-papaih pramuchyate   A devotee who regularly chants this Narasimha-kavacha, which bears the mouth of  Prahlaada Mahaaraaja as its ornament, becomes free from all sins.  21) putravan dhanavan lokedirghayur upajayatekamayate yam yam kamamtam tam prapnoty asamshayam   He has good children. He becomes wealthy. He lives for a long time in thi world. Whatever he desires he attains. Of this there is no doubt. 22) sarvatra jayam apnotisarvatra vijayi bhavetbhumy-antariksha-divyanamgrahanam vinivaranam   Everywhere he attains victory. Everywhere he is victorious. He is protected from earthly, celestial, and intermediate inauspicious planets. 23)  vrishchikoraga-sambhutavishapaharanam parambrahma-rakshasaya-kshanamdurotsarana-karanam   The poison of snakes and scorpions is removed. Yakshas and brahma-rakshas are thrown far away. 24) bhu je va tala patre vakavacham likhitam shubhamkara-mule dhritam yenasidhyeyuh karma-siddhayah   

A person who writes this auspicious kavaca on his arm, or on a palm-leaf that he then wears on his wrist, attains all perfection in all he does.  25) devasure-manushyeshusvam svameva jayam labheteka-sandhyam tri-sandhyam vayah pathe niyato narah   A person who daily recites this kavaca at sunrise, noon and sunset, or at only one of those three times, becomes victorious over humans, demons, and demigods.  26) sarva-mangala-mangalyambhuktim muktim ca vindati dva-trimshati-sahasranipatheth shuddhatmanam nrinam   A person who recites this kavaca 32,000 times attains the happiness, liberation, and supreme auspiciousness available to they who are pure in heart.   27 & 28) kavachasyasya mantrasyamantra-siddhih prajayateanena mantra-ra jenakritva bhasmabhir mantranaam   tilakam vinyased yas tutasya graha-bhayam harettri-varam japamanas tudattam vary abhimantrya  This Kavacha-mantra brings the perfection of all mantras. One who wears tilaka of the sacred ashes of this mantra, sips acamana, and chants this mantra three times, no longer fears inauspicoius planets. 30) prashayed yo naro mantramnrisimha-dhyanam acharettasya rogah pranashyantiye ca syuh kukshi-sambhavah   A persons abdominal disease are at once destroyed when he chants this mantra and meditates on Lord Nrsimha. 

31) garjantam garjayantam nijabhujapatalam sphotayantam hatantamrupyantam tapayantam divi bhuvi ditijam kshepayantam kshipantamah 

 krandantam roshhayantam dishi dishi satatam sanharantam bharantam

viikshantam puurnayantam karanikarashatairdivyasinham namami    Lord Narasimha roars loudly and causes others to roar. With His multitudes of arms He tears the demons asunder and kills them in this way. He is always seeking out and tormenting the demonic descendants  of Diti, both on this earth planet and in the higher planets, and Hs throws them down and scatters them. He cries with great anger as He destroys the demons in all directions, yet with His unlimited hands He sustains, protects, and nourishes the cosmic manifestation. I offer my respectful obeisances to the Lord, who has assumed the form of a transcendental lion. 

iti shri-brahmanda-purane prahlaadoktamshri nrisimha kavacham sampurnamah