4 Bible Verses About Smiling (ESV)

13   A glad heart makes a cheerful face,
    but by sorrow of heart the spirit is crushed.

5   For his anger is but for a moment,
    and his favor is for a lifetime.
  Weeping may tarry for the night,
    but joy comes with the morning.

18   Open my eyes, that I may behold
    wondrous things out of your law.

12 If I have told you earthly things and you do not believe, how can you believe if I tell you heavenly things?