1 Corinthians 15:33

Do not be so misled: "Evil companionships corrupt good character."

2 Corinthians 6:14-17

Stop forming intimate and inconsistent relations with unbelievers. What partnership can right-doing have with law-breaking, or how can light participate with darkness?

Ephesians 5:11

Stop having anything to do with the profitless doings of darkness; instead you must continue to expose them.

Treasury of Scripture Knowledge

Summary

That ye come not among these nations, these that remain among you; neither make mention of the name of their gods, nor cause to swear by them, neither serve them, nor bow yourselves unto them:

Bible References

That ye come

1 Corinthians 15:33
Do not be so misled: "Evil companionships corrupt good character."
2 Corinthians 6:14
Stop forming intimate and inconsistent relations with unbelievers. What partnership can right-doing have with law-breaking, or how can light participate with darkness?
Ephesians 5:11
Stop having anything to do with the profitless doings of darkness; instead you must continue to expose them.