4 Bible Verses about Pledges

The antitype to which baptism now saveth us (not the mere removal of filth from the flesh, but the engagement of a good conscience to God), by the resurrection of Jesus Christ:

Now the generation of Jesus Christ was attended with these circumstances: His mother Mary being betrothed to Joseph, before they cohabited together, she was found with child from the Holy Spirit. Then Joseph her husband being a just man, and not willing to expose her publicly, designed to put her away privately.

to a virgin of the house of David, betrothed to a man whose name was Joseph; and the virgin's name was Mary.