Charles Ellicott Commentary Psalms 106:7

"Our fathers understood not thy wonders in Egypt; They remembered not the multitude of thy lovingkindnesses, But were rebellious at the sea, even at the Red Sea." — Psalms 106:7 (ASV)

At the sea. —LXX., going up to the sea. (12) An epitome of Exodus 14:31; Exodus 14:15