'Itself' in the Bible

Be in me at all times as I am in you. As the branch is not able to give fruit of itself, if it is not still on the vine, so you are not able to do so if you are not in me.

And the cloth, which had been round his head, not with the linen bands but rolled up in a place by itself.

And Jesus did such a number of other things that, if every one was recorded, it is my opinion that even the world itself is not great enough for the books there would be.