But I am the Lord thy God, that divided the sea; rather, for I, the Lord thy God, am he that divided the sea (comp. Isaiah 51:10). The reference is once more to the great miracle wrought at the Exodus, when the Red Sea was "divided" before the host of Israelites (Exodus 14:21; comp.
Psalms 74:13). Whose waves roared (see Exodus 14:27; Exodus 15:10).