'One by one' in the Bible

And they began to be sad, and to say to him, one by one, Is it I? and another said, Is it I?

But having heard him, and being convicted by their conscience, they went out, one by one, beginning from the oldest, even to the last. And Jesus was left alone, and the woman standing in the midst.

For you can all prophesy, one by one, that all may learn, and all may be encouraged;