15. And thou shalt speak unto him, and put the words in his mouth; and I will be with thy mouth, and with his mouth, and will teach you what ye shall do.
16. And he shall speak for thee unto the people; and it shall come to pass that he shall be to thee for a mouth, and thou shalt be to him for God
17. And thou shalt take this staff in thy hand, with which thou shalt do the signs.
18. And Moses went and returned to Jethro his father-in-law, and said to him, Let me go, I pray thee, and return to my brethren who are in Egypt, that I may see whether they are yet alive. And Jethro said to Moses, Go in peace.
19. And Jehovah said to Moses in Midian, Go, return to Egypt; for all the men are dead who sought thy life.
20. And Moses took his wife and his sons, and set them riding upon an ass, and he returned to the land of Egypt. And Moses took the staff of God in his hand.
21. And Jehovah said to Moses, When thou goest to return to Egypt, see that thou do all the wonders before Pharaoh that I have put in thy hand. And I will harden his heart, that he shall not let the people go.
22. And thou shalt say to Pharaoh, Thus saith Jehovah: Israel is my son, my firstborn.
23. And I say to thee, Let my son go, that he may serve me. And if thou refuse to let him go, behold, I will kill thy son, thy firstborn.