OT.filter - mkjv certified:

mkjv@Genesis:23:17 @ And the field of Ephron was certified, which was Machpelah, which [was] before Mamre; the field and the cave which [was] in it, and all the trees in the field, in all the borders round about,

mkjv@Genesis:23:20 @ And the field, and the cave that [is] in it, were certified to Abraham for a possession of a burying place by the sons of Heth.