Although Bethia is said to have married Daniel Stebbins - the marriage record in The Barbour Record has Rebecca's name:
I did find a supposed descendant of Bethia and Daniel Stebbins in an Ancestry FamilyTree and we have a DNA match.
Bethia COMSTOCK and Daniel STEBBINS were married on 31 May 1675.17 Daniel STEBBINS was born in 1644. He died on 18 July 1738 at the age of 94.
Bethia COMSTOCK and Daniel STEBBINS had the following children: