Exodus 3:12-15
Read Exodus 3 in full →12And He said, “Certainly aI will be with you, and this shall be the sign to you that it is I who have sent you: bwhen you have brought the people out of Egypt, cyou shall 1serve God at this mountain.”
13Then Moses said to God, “Behold, I am about to come to the sons of Israel, and I will say to them, ‘The God of your fathers has sent me to you.’ And they will say to me, ‘What is His name?’ What shall I say to them?” 14And God said to Moses, “1,aI AM WHO 2I AM”; and He said, “Thus you shall say to the sons of Israel, ‘3I AM has sent me to you.’” 15And God furthermore said to Moses, “Thus you shall say to the sons of Israel, ‘aYahweh, 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 My bmemorial-name from generation to generation.