Treasury of Scripture Knowledge
He is the One who will follow my ministry; [and] I do not deserve to untie his sandal lace."
"I certainly am immersing you in water following [your] repentance, but the One who follows my [ministry], whose sandals I do not deserve to remove [as His slave], will immerse you people with the Holy Spirit and with fire [i.e., the punishment in hell. See verses
But when Simon Peter saw this, he fell down at Jesus' knees, saying, "Go away from me, Lord, because I am a sinful man."