Kiddushin 51b Amud Yomi Shiur
BSD The Kiddushin that never started. If a man tells two sisters: "One of you is mekudeshes to me" (and both sisters are willing partners), such Kiddushin cannot be consummated, as each sister is either his wife or his "erva" (i.e. wife's sister who is forbidden to him). Is such "unconsummatable" Kiddushin considered Kiddushin [...]