Romans 1:29

having become filled with all unrighteousness, wickedness, covetousness, maliciousness; full of envy, murder, strife, deceit, malignity; whisperers,

2 Corinthians 12:20

For I fear, lest by any means, when I come, I should find you not such as I desire, and that I, too, should be found by you such as ye do not desire; lest, by any means, there should be strife, jealousy, wraths, factions, backbitings, whisperings, swellings, tumults;

1 Timothy 6:3-5

If anyone teaches otherwise, and consents not to healthful words, the words of our Lord Jesus Christ, and the teaching according to godliness,

James 3:14-16

But, if ye have bitter jealousy and contention in your heart, do not boast and lie against the truth.

Treasury of Scripture Knowledge

Summary

A froward man soweth strife: and a whisperer separateth chief friends.

Bible References

Froward

1 Timothy 6:3
If anyone teaches otherwise, and consents not to healthful words, the words of our Lord Jesus Christ, and the teaching according to godliness,
James 3:14
But, if ye have bitter jealousy and contention in your heart, do not boast and lie against the truth.

A whisperer

Romans 1:29
having become filled with all unrighteousness, wickedness, covetousness, maliciousness; full of envy, murder, strife, deceit, malignity; whisperers,
2 Corinthians 12:20
For I fear, lest by any means, when I come, I should find you not such as I desire, and that I, too, should be found by you such as ye do not desire; lest, by any means, there should be strife, jealousy, wraths, factions, backbitings, whisperings, swellings, tumults;