James 3:16
"For where envying and strife is, there is confusion and every evil work."
Cross References (ranked by relevance)
But if ye have bitter envying and strife in your hearts, glory not, and lie not against the truth.
For ye are yet carnal: for whereas there is among you envying, and strife, and divisions, are ye not carnal, and walk as men?
For God is not the author of confusion, but of peace, as in all churches of the saints.
Idolatry, witchcraft, hatred, variance, emulations, wrath, strife, seditions, heresies,
Therefore is the name of it called Babel; because the LORD did there confound the language of all the earth: and from thence did the LORD scatter them abroad upon the face of all the earth.