Whether therefore ye eat, or drink, or whatsoever ye do, do all to the glory of God.
Contrast Zechariah 7:6, worldly men. The godly "eat and drink," and it in well with him (Jeremiah 22:15-16).
To the glory of God (Colossians 3:17; 1 Peter 4:11) - which involves regard to the edification of our neighbour.