He must have a firm grasp of the word that is trustworthy in accordance with the teaching, so that he may be able both to preach with sound doctrine and to refute those who contradict it.
The saying is sure. I desire that you insist on these things, so that those who have come to believe in God may be careful to devote themselves to good works; these things are excellent and profitable to everyone.
Whoever speaks must do so as one speaking the very words of God; whoever serves must do so with the strength that God supplies, so that God may be glorified in all things through Jesus Christ. To him belong the glory and the power forever and ever. Amen.