'I Am Not Worthy' in the Bible

I indeed baptize you with water unto repentance, but there is One coming after me more powerful than I, whose sandals I am not worthy to carry; He will baptize you with the Holy Ghost and fire.

And the centurion responding said, Lord, I am not worthy that thou mayest come in under my roof: but speak the word only, and my servant will be healed.

And he proclaimed, saying, I indeed baptized you with water; but One cometh after me more powerful than I; the latchet of His sandals I am not worthy, having stooped down, to loose,

John responded to all, saying; I indeed baptize you with water; but there cometh One more powerful than I, the latchet of His sandals I am not worthy to loose; He will baptize you with the Holy Ghost and fire.

And Jesus went along with them. And already He being not far from the house, the centurion sent friends to Him, saying to Him, Lord, be not troubled: for I am not worthy that you may come in under my roof:

the One coming after me, of whom I am not worthy that I may loose the latchet of His sandal.

And when John fulfilled his course, he said, What do you consider me to be? I am not he: but, behold, there comes one after me, the latchet of whose shoes I am not worthy to loose.