Bible Verses About Warfare of Saints: Exhorted to diligence

be striving the good strife of the faith, be laying hold on the life age-during, to which also thou wast called, and didst profess the right profession before many witnesses.

Beloved, all diligence using to write to you concerning the common salvation, I had necessity to write to you, exhorting to agonize for the faith once delivered to the saints,