For we are his workmanship, created in Christ Jesus for good works, which God prepared beforehand, that we should walk in them.
Ephesians 2:10 (ESV)
Whoever gives thought to the word will discover good, and blessed is he who trusts in the Lord.
Proverbs 16:20 (ESV)
Rejoice in hope, be patient in tribulation, be constant in prayer.
Romans 12:12 (ESV)
Let each of us please his neighbor for his good, to build him up.
Romans 15:2 (ESV)