Psalms:77:19-20
rsv@Psalms:77:19 @ The crash of thy thunder was in the whirlwind; thy lightnings lighted up the world; the earth trembled and shook.
rsv@Psalms:77:20 @ Thy way was through the sea, thy path through the great waters; yet thy footprints were unseen. [ (Psalms strkjv@77:21) Thou didst lead thy people like a flock by the hand of Moses and Aaron. ]