Mark 14:30; Mark 14:72

30 And Jesus saith unto him, Verily I say unto thee, That this day, even in this night, before the cock crow twice, thou shalt deny me thrice.
72 And the second time the cock crew . And Peter called to mind the word that Jesus said unto him , Before the cock crow twice, thou shalt deny me thrice. And when he thought thereon , he wept .