Luke 2:4-6

Young's Literal Translation

⁴ and Joseph also went up from Galilee, out of the city of Nazareth, to Judea, to the city of David, that is called Bethlehem, because of his being of the house and family of David,

⁵ to enroll himself with Mary his betrothed wife, being with child.

⁶ And it came to pass, in their being there, the days were fulfilled for her bringing forth,