The Lord, Heb. Jehovah; a word of the same root and signification with I am. See Exodus 6:3. This he adds, because God was best known to the Israelites by that name; and to show, that though he had given himself a new name, yet he was the same God. This is my memorial, by which I will be remembered, owned, and served by my people, and distinguished from all others. See Psalms 102:12, Psalms 135:13.
Related Commentaries of Exodus 3:15
Exodus 3:15
15 And God said moreover unto Moses, Thus shalt thou say unto the children of Israel, The LORD God of your fathers, the God of Abraham, the God of Isaac, and the God of Jacob, hath sent me unto you: this is my name for ever, and this is my memorial unto all generations.