'Knees' in the Bible

And going down on his knees, he said in a loud voice, Lord, do not make them responsible for this sin. And when he had said this, he went to his rest.

But Peter made them all go outside, and went down on his knees in prayer; and turning to the body, he said, Tabitha, get up. And, opening her eyes, she saw Peter and got up.

And having said these words, he went down on his knees in prayer with them all.

And when these days came to an end, we went on our journey; and they all, with their wives and children, came with us on our way till we were out of the town: and after going on our knees in prayer by the sea,