21. The Lord instructed Moses, “When you go back to Egypt, make sure you do all the wonders before Pharaoh that I have put within your power. But I will harden his heart so that he won’t let the people go.
22. Then you will say to Pharaoh: This is what Yahweh says: Israel is My firstborn son.
23. I told you: Let My son go so that he may worship Me, but you refused to let him go. Now I will kill your firstborn son! ”
24. On the trip, at an overnight campsite, it happened that the Lord confronted him and sought to put him to death.
25. So Zipporah took a flint, cut off her son’s foreskin, and threw it at Moses’ feet. Then she said, “You are a bridegroom of blood to me! ”
26. So He let him alone. At that time she said, “You are a bridegroom of blood,” referring to the circumcision.