Then Moses answered, "What if they do not believe me or listen to my voice? For they may say, 'The LORD has not appeared to you.'"

Exodus 3:15
God also told Moses, "Say to the Israelites, 'The LORD, the God of your fathers--the God of Abraham, the God of Isaac, and the God of Jacob--has sent me to you.' This is My name forever, and this is how I am to be remembered in every generation.

Exodus 3:16
Go, assemble the elders of Israel and say to them, 'The LORD, the God of your fathers--the God of Abraham, Isaac, and Jacob--has appeared to me and said: I have surely attended to you and have seen what has been done to you in Egypt.

Exodus 3:18
The elders of Israel will listen to what you say, and you must go with them to the king of Egypt and tell him, 'The LORD, the God of the Hebrews, has met with us. Now please let us take a three-day journey into the wilderness, so that we may sacrifice to the LORD our God.'

Exodus 4:10
"Please, Lord," Moses replied, "I have never been eloquent, neither in the past nor since You have spoken to Your servant, for I am slow of speech and tongue."

Exodus 4:30
and Aaron relayed everything the LORD had said to Moses. And Moses performed the signs before the people,

Exodus 6:12
But in the LORD's presence Moses replied, "If the Israelites will not listen to me, then why would Pharaoh listen to me, since I am unskilled in speech?"

Exodus 6:30
But in the LORD's presence Moses replied, "Since I am unskilled in speech, why would Pharaoh listen to me?"

1 Kings 13:3
That day the man of God gave a sign, saying, "The LORD has spoken this sign: 'Surely the altar will be split apart, and the ashes upon it will be poured out.'"

And Moses answered and said, But, behold, they will not believe me, nor listen to my voice: for they will say, The LORD has not appeared to you.