' Nikah Halala or Halala' (Urdu: حلالہ) Nikah means marriage and Halala means to make something lawful which is currently unlawful.  Nikah Halala is practiced by certain sects [ which? ] of Sunni Muslims . It involves a female divorcee marrying someone els and then getting a divorce in order to remarry her previous husband. Halala marriage makes the divorced wife lawful to the former husband, after she had become unlawful due to the third talaq final divorce after which the same people can not remarry.