Proverbs 25:9

Argue your case with your neighbor,
And do not reveal the secret of another,

Proverbs 11:13

He who goes about as a talebearer reveals secrets,
But he who is trustworthy conceals a matter.

Proverbs 20:19

He who goes about as a slanderer reveals secrets,
Therefore do not associate with a gossip.

Matthew 18:5-17

And whoever receives one such child in My name receives Me;

Treasury of Scripture Knowledge

Summary

Debate thy cause with thy neighbour himself; and discover not a secret to another:

A secret to another

General references

Bible References

With

Matthew 18:5
And whoever receives one such child in My name receives Me;

A secret to another

Proverbs 11:13
He who goes about as a talebearer reveals secrets,
But he who is trustworthy conceals a matter.
Proverbs 20:19
He who goes about as a slanderer reveals secrets,
Therefore do not associate with a gossip.

General references

Proverbs 3:30
Do not contend with a man without cause,
If he has done you no harm.