And God said moreover unto Moses,
Thus shall you 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, has sent me unto you: this is my name forever, and this is my memorial unto all generations.
All Commentaries on Exodus 3:15 Go To Exodus 3
Ambrose of Milan
AD 397
For God and Lord is a name of majesty, a name of power, even as God himself says, “The Lord is my name,” and as in another place the prophet declares, “The Lord almighty is his name.” He is God, therefore, and Lord, either because his rule is over all or because he beholds all things and is feared by all without exception. .