Jean 1:27
He it is, who coming after me is preferred before me, whose shoe's latchet I am not worthy to unloose.
Matthieu 3:11-14
11
I indeed baptize you with water unto repentance: but he that cometh after me is mightier than I, whose shoes I am not worthy to bear: he shall baptize you with the Holy Ghost, and with fire:
12
Whose fan is in his hand, and he will throughly purge his floor, and gather his wheat into the garner; but he will burn up the chaff with unquenchable fire.
13
Then cometh Jesus from Galilee to Jordan unto John, to be baptized of him.
14
But John forbad him, saying, I have need to be baptized of thee, and comest thou to me?
Luc 5:8
When Simon Peter saw it, he fell down at Jesus' knees, saying, Depart from me; for I am a sinful man, O Lord.