2 Timothy 2:23

But avoid foolish discussions with ignorant men, knowing--as you do--that these lead to quarrels;

Titus 3:9

But hold yourself aloof from foolish controversies and pedigrees and discussions and wrangling about the Law, for they are useless and vain.

2 Timothy 2:14

Bring all this to men's remembrances, solemnly charging them in the presence of God not to waste time in wrangling about mere words, a course which is altogether unprofitable and tends only to the ruin of the hearers.

1 Timothy 1:4

and the attention they bestow on mere fables and endless pedigrees, such as lead to controversy rather than to a true stewardship for God, which only exists where there is faith. And I make the same request now.

1 Timothy 4:7

But worldly stories, fit only for credulous old women, have nothing to do with.

1 Timothy 6:4-5

he is puffed up with pride and has no true knowledge, but is crazy over discussions and controversies about words which give rise to envy, quarrelling, revilings, ill-natured suspicions,

2 Timothy 2:16

But from irreligious and frivolous talk hold aloof, for those who indulge in it will proceed from bad to worse in impiety,

Treasury of Scripture Knowledge

Summary

But foolish and unlearned questions avoid, knowing that they do gender strifes.

Bible References

General references

2 Timothy 2:14
Bring all this to men's remembrances, solemnly charging them in the presence of God not to waste time in wrangling about mere words, a course which is altogether unprofitable and tends only to the ruin of the hearers.
1 Timothy 1:4
and the attention they bestow on mere fables and endless pedigrees, such as lead to controversy rather than to a true stewardship for God, which only exists where there is faith. And I make the same request now.
1 Timothy 4:7
But worldly stories, fit only for credulous old women, have nothing to do with.
1 Timothy 6:4
he is puffed up with pride and has no true knowledge, but is crazy over discussions and controversies about words which give rise to envy, quarrelling, revilings, ill-natured suspicions,
Titus 3:9
But hold yourself aloof from foolish controversies and pedigrees and discussions and wrangling about the Law, for they are useless and vain.