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.’”
KJV
And Moses answered and said, But, behold, they will not believe me, nor hearken unto my voice: for they will say, The LORD hath not appeared unto thee.
ASV
And Moses answered and said, But, behold, they will not believe me, nor hearken unto my voice; for they will say, Jehovah hath not appeared unto thee.