Titus 3:9

But avoid foolish controversies and genealogies and strife and disputes about the Law, for they are unprofitable and worthless.

2 Timothy 2:14

Remind them of these things, and solemnly charge them in the presence of God not to wrangle about words, which is useless and leads to the ruin of the hearers.

2 Timothy 2:23

But refuse foolish and ignorant speculations, knowing that they produce quarrels.

Job 15:3

“Should he argue with useless talk,
Or with words which are not profitable?

1 Corinthians 8:1

Now concerning things sacrificed to idols, we know that we all have knowledge. Knowledge makes arrogant, but love edifies.

1 Corinthians 13:2

If I have the gift of prophecy, and know all mysteries and all knowledge; and if I have all faith, so as to remove mountains, but do not have love, I am nothing.

1 Timothy 1:3-7

As I urged you upon my departure for Macedonia, remain on at Ephesus so that you may instruct certain men not to teach strange doctrines,

1 Timothy 4:7

But have nothing to do with worldly fables fit only for old women. On the other hand, discipline yourself for the purpose of godliness;

2 Timothy 2:16

But avoid worldly and empty chatter, for it will lead to further ungodliness,

Titus 1:14

not paying attention to Jewish myths and commandments of men who turn away from the truth.

Treasury of Scripture Knowledge

Summary

But avoid foolish questions, and genealogies, and contentions, and strivings about the law; for they are unprofitable and vain.

General references

Bible References

Avoid

Titus 1:14
not paying attention to Jewish myths and commandments of men who turn away from the truth.
1 Timothy 1:3
As I urged you upon my departure for Macedonia, remain on at Ephesus so that you may instruct certain men not to teach strange doctrines,
1 Timothy 4:7
But have nothing to do with worldly fables fit only for old women. On the other hand, discipline yourself for the purpose of godliness;
2 Timothy 2:23
But refuse foolish and ignorant speculations, knowing that they produce quarrels.

Unprofitable

Job 15:3
“Should he argue with useless talk,
Or with words which are not profitable?
1 Corinthians 8:1
Now concerning things sacrificed to idols, we know that we all have knowledge. Knowledge makes arrogant, but love edifies.
1 Corinthians 13:2
If I have the gift of prophecy, and know all mysteries and all knowledge; and if I have all faith, so as to remove mountains, but do not have love, I am nothing.
2 Timothy 2:14
Remind them of these things, and solemnly charge them in the presence of God not to wrangle about words, which is useless and leads to the ruin of the hearers.

General references

2 Timothy 2:23
But refuse foolish and ignorant speculations, knowing that they produce quarrels.