Markandeya purana mentions Sri Venkateshwara Vajra Kavacha Sthothram by sage Markandeya. This stotram(Prayer) contains 5 stanzas only first stanza is mentioned below and remaining will be mentioned in the next post.
“Narayanam Parabrahma, sarvakaarana kaaranam
Prapadye Venkatesakhyaam, Tadeva kavacham mama. ||”…..
Translation: I bow and salute that Venkatesa, Who is lord Narayana himself, Who is the divine Lord of all, And who is the cause of all causes, And chant his armour for myself.
MaarkaNDEya PurANam , Theertha KaaNDam,
“Jaya Deva! JagannATa ! SarvalOkaika Vanditha
Jaya VenkatasailEsa ! KaruNAkara ! Paahi na:
KrupAnidhE! Namas-thubhyam VaradAya NamO nama:
VenkatAdhIsa! VISVESA! Satha KruthvO namO nama:”
Meaning: Hail to Thee Oh Lord of the Universe worshipped by all the beings of Your universe! Hail to Thee Oh Lord of Venkatam hills! Oh Most Merciful One! Please protect us. Oh the treasure house of Daya! Oh matchless boon-granter! Our salutations to You ! Oh VISVESA! Our repeated salutations to You!