"A Song of degrees of David." If [it had not been] the LORD who was (a) on our side, now may Israel say;
(a) He shows that God was ready to help at need and that there was no other way to be saved, but by this means alone.
Related Commentaries of Psalms 124:1
Psalms 124:1
1 If it had not been the LORD who was on our side, now may Israel say;