'Opens' in the Bible

you are to dedicate to the LORD everything that first opens the womb. All the firstborn males of your livestock belong to the LORD.

And when Pharaoh stubbornly refused to let us go, the LORD killed every firstborn in the land of Egypt, from the firstborn of humans to the firstborn of animals. Therefore, I sacrifice to the LORD every male that first opens the womb, but I redeem every firstborn of my sons.

If a man opens a pit or digs a pit and does not cover it, and an ox or donkey falls into it,