15 Drink water from your own cistern, and running water from your own well.
Proverbs 5:15 Cross References - BSB
Proverbs 5:18-19
1 Corinthians 7:2-5
2 But because there is so much sexual immorality, each man should have his own wife, and each woman her own husband.
3 The husband should fulfill his marital duty to his wife, and likewise the wife to her husband.
4 The wife does not have authority over her own body, but the husband. Likewise the husband does not have authority over his own body, but the wife.
5 Do not deprive each other, except by mutual consent and for a time, so you may devote yourselves to prayer. Then come together again, so that Satan will not tempt you through your lack of self-control.
Hebrews 13:4
4 Marriage should be honored by all and the marriage bed kept undefiled, for God will judge the sexually immoral and adulterers.