G3423–μνηστεύω–mnēsteuō

Now the birth of Jesus Christ was in this way: when his mother Mary was going to be married to Joseph, before they came together the discovery was made that she was with child by the Holy Spirit.

μνηστευθείσης mnēsteutheisēs “At the pledging”

To a virgin who was to be married to a man named Joseph, of the family of David; and the name of the virgin was Mary.

ἐμνηστευμένην emnēsteumenēn “betrothed”

To be put on the list with Mary, his future wife, who was about to become a mother.

ἐμνηστευμένῃ emnēsteumenē “betrothed”