Luke 1:13

but the angel said to Zacharias, don't be afraid, Zacharias, for your prayer is heard: and your wife Elizabeth shall bear you a son, whom you shall name John:

Luke 1:18-20

But Zacharias said to the angel, by what sign shall I know this? for I am old, and my wife is of a great age.

Luke 1:30-31

but the angel said to her, "Mary, be not afraid: for you are the object of divine favour.

Treasury of Scripture Knowledge

Summary

And he said, About this season, according to the time of life, thou shalt embrace a son. And she said, Nay, my lord, thou man of God, do not lie unto thine handmaid.

Thou shalt

Do not lie

Bible References

Thou shalt

Luke 1:13
but the angel said to Zacharias, don't be afraid, Zacharias, for your prayer is heard: and your wife Elizabeth shall bear you a son, whom you shall name John:

Do not lie

Luke 1:18
But Zacharias said to the angel, by what sign shall I know this? for I am old, and my wife is of a great age.