Hast had five husbands - Who have either died; or who, on account of your improper conduct, have divorced you; or whom you have left improperly, without legal divorce. Either of these might have be. en the case.
Is not thy husband - You are not lawfully married to him. Either she might have left a former husband without divorce, and thus her marriage with this man was unlawful, or she was living with him without the form of marriage, in open guilt.