yis.chaq names the figure invoked in an oath, a lineage list, and references to a house and high places.

The attested use is a proper name applied to the figure named in an oath and among Abraham and Jacob in Psalm 105:9 and Jeremiah 33:26, and also in the expressions “high places of Isaac” and “house of Isaac” in Amos 7:9 and Amos 7:16.

1. Proper name in personal and collective references · dominant

   Each occurrence is tagged Noun · Proper. In Psalm 105:9 the APB renders an oath “to Isaac,” and in Jeremiah 33:26 it places the name between Abraham and Jacob in a list of offspring. In Amos 7:9 and Amos 7:16, the APB renders the clauses “the high places of Isaac” and “the house of Isaac,” showing the name within collective expressions.

   Amos 7:16Amos 7:9Jeremiah 33:26Psalm 105:9

In the Anselm Project Bible: The APB uses “Isaac” in each cited verse: with an oath, in a list of offspring, and in the expressions “high places of Isaac” and “house of Isaac.” These renderings confirm the verse contexts rather than isolate the term's contribution word by word.