1 Timothy 1:6
which things some having missed, have turned aside to vain discourse,
Titus 1:10
For there are many and disorderly vain speakers and deceivers of people's minds, specially those of the circumcision,
1 Timothy 5:15
For already some have turned aside after Satan.
1 Timothy 6:4-5
he is puffed up, knowing nothing, but sick about questions and disputes of words, out of which arise envy, strife, injurious words, evil suspicions,
1 Timothy 6:20-21
O Timotheus, keep the entrusted deposit, avoiding profane, vain babblings, and oppositions of false-named knowledge,
2 Timothy 2:18
men who as to the truth have gone astray, saying that the resurrection has taken place already; and overthrow the faith of some.
2 Timothy 2:23-24
But foolish and senseless questionings avoid, knowing that they beget contentions.
2 Timothy 4:10
for Demas has forsaken me, having loved the present age, and is gone to Thessalonica; Crescens to Galatia, Titus to Dalmatia.
Titus 3:9
But foolish questions, and genealogies, and strifes, and contentions about the law, shun; for they are unprofitable and vain.