Romans 14:19

Let us therefore follow after the things which make for peace, and things wherewith one may edify another.

1 Corinthians 10:23

All things are lawful for me, but all things are not expedient: all things are lawful for me, but all things edify not.

1 Thessalonians 5:11

Wherefore comfort yourselves together, and edify one another, even as also ye do.