10 Moses and Aaron did all these wonders before Pharaoh, and Yahweh hardened Pharaoh's heart, and he didn't let the children of Israel go out of his land.
*Minor differences ignored. Grouped by changes, with first version listed as example.
And Moses and Aaron did all these wonders before Pharaoh, Which are related in the preceding chapters:
and the Lord hardened Pharaoh's heart: one time after another, and yet more and more:
so that he would not let the children of Israel go out of his land; until the last plague, the slaying of the firstborn, was brought upon him and his people, related in the following chapter.
*More commentary available at chapter level.