Surah Al Nisa (The Women) Chapter 4:34 ...

Men are the support of women as God gives some more means than others, and because they spend of their wealth (to provide for them). So women who are virtuous are obedient to God and guard the hidden as God has guarded it. As for women you feel are averse, talk to them suasively; then leave them alone in bed (without molesting them) and go to bed with them (when they are willing). If they open out to you, do not seek an excuse for blaming them. Surely God is sublime and great