And he shall be thy spokesman unto the people: and he shall be, even he shall be to thee instead of a mouth, and thou shalt be to him instead of Elohim.
And afterward Moses and Aaron went in, and told Pharaoh, Thus saith Yahweh Elohim of Israel, Let my people go, that they may hold a feast unto me in the wilderness.
Thou therefore gird up thy loins, and arise, and speak unto them all that I command thee: be not dismayed at their faces, lest I confound thee before them.
Ye shall not add unto the word which I command you, neither shall ye diminish ought from it, that ye may keep the commandments of Yahweh your Elohim which I command you.