Exodus 4
10 Ref And Moses saith unto Jehovah, `O, my Lord, I `am' not a man of words, either yesterday, or before, or since Thy speaking unto Thy servant, for I `am' slow of mouth, and slow of tongue.'
11 Ref And Jehovah saith unto him, `Who appointed a mouth for man? or who appointeth the dumb, or deaf, or open, or blind? is it not I, Jehovah?
12 Ref and now, go, and I -- I am with thy mouth, and have directed thee that which thou speakest;'
13 Ref and he saith, `O, my Lord, send, I pray thee, by the hand Thou dost send.'
14 Ref And the anger of Jehovah burneth against Moses, and He saith, `Is not Aaron the Levite thy brother? I have known that he speaketh well, and also, lo, he is coming out to meet thee; when he hath seen thee, then he hath rejoiced in his heart,