Blessed be the Lord God, the God of Israel - The God who rules over Israel; the God who is worshipped by the Hebrew people, and who is recognized as their God. They adore him as the true God; and he “is” their God, their Protector, their Friend.
Who only doeth wondrous things - Things that can properly be regarded as “wonders;” things suited to excite admiration by their vastness and power. Compare Exodus 15:11.