'Itself' in the Bible

And God said, Let the earth bring forth grass, the herb yielding seed, and the fruit tree yielding fruit after his kind, whose seed is in itself, upon the earth: and it was so.

And the earth brought forth grass, and herb yielding seed after his kind, and the tree yielding fruit, whose seed was in itself, after his kind: and God saw that it was good.

Then God said, "Let us make mankind in our image, to be like us. Let them be masters over the fish in the ocean, the birds that fly, the livestock, everything that crawls on the earth, and over the earth itself!"

yea, he casteth out the man, and causeth to dwell at the east of the garden of Eden the cherubs and the flame of the sword which is turning itself round to guard the way of the tree of life.

God looked at the earth, observing how corrupt its population had become, because the entire human race had corrupted itself.

Jacob kept the lambs separate, facing the striped and entirely black ones that belonged to Laban's flock. He set his own herd by itself and would not let them be with Laban's flock.

and he giveth into the hand of his servants, every drove by itself, and saith unto his servants, 'Pass over before me, and a space ye do put between drove and drove.'