Luke 1:6-8

Amplified Bible

⁶ They both were righteous (approved) in the sight of God, walking blamelessly in all the commandments and requirements of the Lord. ⁷ But they were childless, because Elizabeth was barren, and they were both far advanced in years.

⁸ Now it happened while Zacharias was serving as priest before God in the appointed order of his priestly division,