Exodus 23:1
Thou shalt not raise a false report: put not thine hand with the wicked to be an unrighteous witness.
More from Exodus 23
Verse 2
Thou shalt not follow a multitude to do evil; neither shalt thou speak in a cause to decline after many to wrest
Verse 3
Neither shalt thou countenance a poor man in his cause.
Verse 4
If thou meet thine enemy's ox or his ass going astray, thou shalt surely bring it back to him again.
Verse 5
If thou see the ass of him that hateth thee lying under his burden, and wouldest forbear to help him, thou shalt surely help