Exodus 4:15
And thou shalt speak unto him, and put words in his mouth: and I will be with thy mouth, and with his mouth, and will teach you what ye shall do.
In other versions
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.
ASV
Let him give ear to your voice, and you will put my words in his mouth; and I will be with your mouth and with his, teaching you what you have to do.
BBE
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.
DBY
You shall speak to him, and put the words in his mouth. I will be with your mouth, and with his mouth, and will teach you what you shall do.
WEB
and thou hast spoken unto him, and hast set the words in his mouth, and I -- I am with thy mouth, and with his mouth, and have directed you that which ye do;
YLT
And you shall speak unto him, and put words in his mouth: and I will be with your mouth, and with his mouth, and will teach you what all of you shall do.
ENG
And thou shalt speak to him, and put words in his mouth: and I will be with thy mouth, and with his mouth, and will teach you what ye shall do.
WBT
You are to speak to him and put the words in his mouth. I will help both of you to speak, and I will teach you what to do.
BSB
In context
13And he said, O my LORD, send, I pray thee, by the hand of him whom thou wilt send.
14And the anger of the LORD was kindled against Moses, and he said, Is not Aaron the Levite thy brother? I know that he can speak well. And also, behold, he cometh forth to meet thee: and when he seeth thee, he will be glad in his heart.
15And thou shalt speak unto him, and put words in his mouth: and I will be with thy mouth, and with his mouth, and will teach you what ye shall do.
16And 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 God.
17And thou shalt take this rod in thine hand, wherewith thou shalt do signs.