Original Verse:
Exodus Chapter 3 Verse 11And Moses said unto God, Who am I, that I should go unto Pharaoh, and that I should bring forth the children of Israel out of Egypt?

Reference Verses:
2nd Samuel Chapter 7 Verse 18Then David the king went in, and sat before Jehovah; and he said, Who am I, O Lord Jehovah, and what is my house, that thou hast brought me thus far?
Exodus Chapter 4 Verse 10And Moses said unto Jehovah, Oh, Lord, I am not eloquent, neither heretofore, nor since thou hast spoken unto thy servant; for I am slow of speech, and of a slow tongue.
Exodus Chapter 6 Verse 12And Moses spake before Jehovah, saying, Behold, the children of Israel have not hearkened unto me; how then shall Pharaoh hear me, who am of uncircumcised lips?
1st Samuel Chapter 18 Verse 18And David said unto Saul, Who am I, and what is my life, [or] my father`s family in Israel, that I should be son-in-law to the king?