⁵ For this very reason, you must make every effort to support your faith with excellence, and excellence with knowledge,^{(A) 6} and knowledge with self-control, and self-control with endurance, and endurance with godliness, ⁷ and godliness with mutual affection, and mutual affection with love. ⁸ For if these things are yours and are increasing among you, they keep you from being ineffective and unfruitful in the knowledge of our Lord Jesus Christ.^{(B) 9} For anyone who lacks these things is blind, suffering from eye disease, forgetful of the cleansing of past sins.^(C)