Luke 1:8

8It came to passἘγένετοnowδὲinἐνtheτῷfulfilling the priestly serviceἱερατεύεινof himαὐτὸνinἐνtheτῇorderτάξειof theτῆςdivisionἐφημερίαςof himαὐτοῦbeforeἔναντιτοῦGodθεοῦ

Now it came to pass in his serving as priest in the order of his division before God,