Proverbs 25:9

Argue your case with your neighbor himself, and do not reveal another's secret,

Proverbs 11:13

Whoever goes about slandering reveals secrets, but he who is trustworthy in spirit keeps a thing covered.

Proverbs 20:19

Whoever goes about slandering reveals secrets; therefore do not associate with a simple babbler.

Matthew 18:5-17

"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
"Whoever receives one such child in my name receives me,

A secret to another

Proverbs 11:13
Whoever goes about slandering reveals secrets, but he who is trustworthy in spirit keeps a thing covered.
Proverbs 20:19
Whoever goes about slandering reveals secrets; therefore do not associate with a simple babbler.

General references

Proverbs 3:30
Do not contend with a man for no reason, when he has done you no harm.

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.