Bible Verses About Preaching: Moses, slow of speech

Moses said: I beseech thee, Lord, I am not eloquent from yesterday and the day before; and since thou hast spoken to thy servant, I have more impediment and slowness of tongue.

The Lord said to him: Who made man's mouth? or who made the dumb and the deaf, the seeing and the blind? did not I?

Go therefore, and I will be in thy mouth; and I will teach thee what thou shalt speak.