Reference: Betroth
Easton
to promise "by one's truth." Men and women were betrothed when they were engaged to be married. This usually took place a year or more before marriage. From the time of betrothal the woman was regarded as the lawful wife of the man to whom she was betrothed (De 28:30; Jg 14:2,8; Mt 1:18-21). The term is figuratively employed of the spiritual connection between God and his people (Ho 2:19-20).
See Verses Found in Dictionary
You shall betroth a wife, but another man shall lie with her; you shall build a house, but not live in it; you shall plant a vineyard, but not gather its grapes.
And he came up and told his father and mother, I saw one of the daughters of the Philistines at Timnah; now get her for me as my wife.
And after a while he returned to take her, and he turned aside to see the body of the lion, and behold, a swarm of bees and honey were in the body of the lion.
And I will betroth you to Me forever; yes, I will betroth you to Me in righteousness and justice, in steadfast love, and in mercy. I will even betroth you to Me in stability and in faithfulness, and you shall know (recognize, be acquainted with, appreciate, give heed to, and cherish) the Lord.
Now the birth of Jesus Christ took place under these circumstances: When His mother Mary had been promised in marriage to Joseph, before they came together, she was found to be pregnant [through the power] of the Holy Spirit. And her [promised] husband Joseph, being a just and upright man and not willing to expose her publicly and to shame and disgrace her, decided to repudiate and dismiss (divorce) her quietly and secretly. read more. But as he was thinking this over, behold, an angel of the Lord appeared to him in a dream, saying, Joseph, descendant of David, do not be afraid to take Mary [as] your wife, for that which is conceived in her is of (from, out of) the Holy Spirit. She will bear a Son, and you shall call His name Jesus [the Greek form of the Hebrew Joshua, which means Savior], for He will save His people from their sins [that is, prevent them from failing and missing the true end and scope of life, which is God].