Luke 1:7-9

Complete Jewish Bible

⁷ But they had no children, because Elisheva was barren; and they were both well along in years.

⁸ One time, when Z’kharyah was fulfilling his duties as cohen during his division’s period of service before God, ⁹ he was chosen by lot (according to the custom among the cohanim) to enter the Temple and burn incense.