1 Timothy 6:5

5and constant friction among people awho are depraved in mind and deprived of the truth, bimagining that godliness is a means of gain.

Titus 1:11

11They must be silenced, since cthey are upsetting whole families by teaching dfor shameful gain what they ought not to teach.

1 Peter 5:2

2 eshepherd the flock of God that is among you, exercising oversight,
Some manuscripts omit  exercising oversight
gnot under compulsion, but willingly, as God would have you;
Some manuscripts omit  as God would have you
inot for shameful gain, but eagerly;
Copyright information for ESV