ISB ~ 1 Peter 3 v7

husbands, live considerately:Christian husbands must be respectful and understanding toward their wives. Paul makes the additional demand that husbands should be models of Christ’s sacrificial love (Eph 5:25).

the weaker sex:The statement is made in reference to a woman’s physical constitution, not her moral character or intellectual ability. Because a man’s natural strength exceeds that of a woman, the husband is called to honor his bride, lest he misuse his physical advantage to intimidate or abuse her.

joint heirs:Men and women are persons of equal dignity in God’s eyes, for they are equal recipients of his salvation and love (Gal 3:28). prayers …

hindered:A husband’s prayers will go unanswered if he fails to honor and cherish his wife (3:12). He can expect the same result if he prays with doubt (Jas 1:5-8) or selfish motives (Jas 4:3) or cherishes iniquity in his heart (Ps 66:18).