Exodus 3:2

3:2 The angel of the Lord appeared to him in a flame of fire from within a bush. He looked – and the bush was ablaze with fire, but it was not being consumed!

Exodus 3:7

3:7 The Lord said, “I have surely seen the affliction of my people who are in Egypt. I have heard their cry because of their taskmasters, for I know their sorrows.