415 — They unanimously agree that if a man says to his wife, “You are divorced three times except three,” the divorce is counted as three (1).
416 — They unanimously agree that if a man says to his wife, “You are divorced three times if you enter this house,” and thereafter he actually divorces her three times, then after her waiting period she marries another husband who later divorces her, she remarries the first husband, and only then enters the house, no divorce takes effect.
417 — They unanimously agree that if a man tells his wife, “You are divorced if you wish,” and she replies, “I wish—if so-and-so wishes,” she has declined the option; no divorce is binding even if so-and-so does choose.
418 — They unanimously agree that when both spouses are Christians and the husband accepts Islam before the wife, their marriage remains intact (2), whether or not the marriage has been consummated.
419 — They unanimously agree that when a pagan couple are married and one of them converts to Islam before the other, and the husband has not consummated the marriage, separation is effected between them (3).
420 — They unanimously agree that if a man marries a woman and her daughter and consummates the marriage with either of them, he must separate from both and may never marry either of them under any circumstances.