Psalms 15:3
who has no slander on his tongue,
What it says
Such a person does not slander, harm a neighbor, or heap reproach on a friend.
What it is doing
This verse shows that holiness is visible in restrained and faithful treatment of others.
In context
1A Psalm of David. 2He who walks with integrity 3who has no slander on his tongue, 4who despises the vile 5who lends his money without interest