Nehemiah 13:28-30

28And one of the sons of Joiada, the son of Eliashib the high priest, was son in law to Sanballat the Horonite: therefore I drove him away from me. 29Remember them, O my God, because they have defiled the priesthood, and the covenant of the priesthood, and of the Levites.1 30Thus I cleansed them from all strangers, and appointed the duties of the priests and the Levites, every one in his business;