13 Even in laughter the heart feeleth pain; and at its end joy is sorrow.
Proverbs 14:13 Cross References - Leeser
Proverbs 5:4
4 But her end is bitter as wormwood, it is sharp as a two-edged sword.
Ecclesiastes 2:2
2 Of laughter I said, It maketh one mad: and of joy, What doth this do?
Ecclesiastes 2:10-11
10 And whatsoever my eyes desired I refused them not; I withheld not my heart from any joy; for my heart was rejoiced with all my toil, and this was my portion of all my toil.
11 But when I turned myself to look on all my works that my hands had wrought, and on the toil that I had toiled to accomplish: then, behold, all was vanity and a torture of the spirit, and there was no profit under the sun.
Ecclesiastes 7:5-6
Ecclesiastes 11:9
9 Rejoice, O young man, in thy childhood; and let thy heart cheer thee in the days of thy youthful vigor, and walk firmly in the ways of thy heart, and in the direction which thy eyes see: but know thou, that concerning all these things God will bring thee into judgment.