⁹ He must hold firmly to the trustworthy word [of God] as it was taught to him, so that he will be able both to give accurate instruction in sound [reliable, error-free] doctrine and to refute those who contradict [it by explaining their error].

¹⁶ All Scripture is God-breathed [given by divine inspiration] and is profitable for instruction, for conviction [of sin], for correction [of error and restoration to obedience], for training in righteousness [learning to live in conformity to God’s will, both publicly and privately—behaving honorably with personal integrity and moral courage];