The Geneva Bible Translation Notes, [1599], at sacred-texts.com
(a) That is, some song newly made in token of their wonderful deliverance by Christ.
(b) He preserves his Church miraculously.
The LORD hath made known his (c) salvation: his righteousness hath he openly shewed in the sight of the heathen.
(c) For the deliverance of his Church.
He hath (d) remembered his mercy and his truth toward the house of Israel: all the ends of the earth have seen the salvation of our God.
(d) God was moved by no other means to gather his Church from the Jews and Gentiles, but because he would perform his promise.
With (e) trumpets and sound of cornet make a joyful noise before the LORD, the King.
(e) By this repetition and earnest exhortation to give praise with instruments, and also of the dumb creatures, he signifies that the world is never able to praise God sufficiently for their deliverance.