Proverbs 5:18
"Let thy fountain be blessed: and rejoice with the wife of thy youth."
Cross References (ranked by relevance)
Ecclesiastes 9:9
17
Live joyfully with the wife whom thou lovest all the days of the life of thy vanity, which he hath given thee under the sun, all the days of thy vanity: for that is thy portion in this life, and in thy labour which thou takest under the sun.
Song of Solomon 4:15
A fountain of gardens, a well of living waters, and streams from Lebanon.
Song of Solomon 4:12
A garden inclosed is my sister, my spouse; a spring shut up, a fountain sealed.