When mine enemies are turned back, they shall fall and perish at thy presence. When mine enemies are turned back - It is a sure sign of a nearly approaching complete conquest over sin, when, by resistance to its influences, it begins to lose its power. That is the time to follow on to know the Lord.
Related Commentaries of Psalms 9:3
Psalms 9:3
3 When mine enemies are turned back, they shall fall and perish at thy presence.