2 Peter 1:5

Overview - 2 Peter 1
1	Confirming them in hope of the increase of God's graces,
5	he exhorts them, by faith, and good works, to make their calling sure;
12	whereof he is careful to remind them, knowing that his death is at hand;
16	and warns them to be constant in the faith of Christ, who is the true Son of God, by the eyewitness of the apostles beholding his majesty, and by the testimony of the Father, and the prophets.

2 Peter 1:5  (King James Version)
And beside this, giving all diligence, add to your faith virtue; and to virtue knowledge;