qa.yin is the proper name borne by the man who offers from the soil, kills Abel, and later departs from the LORD.

The term is consistently used as a proper name for the same man: he is born to Eve, works the soil and brings an offering, kills his brother Abel, receives a protective mark, and leaves the LORD's presence.

1. Proper name of the man in the Genesis account · dominant

   Every supplied token is tagged Noun · Proper and identifies the same individual in the narrative. In Genesis 4:1 the APB renders his birth; in Genesis 4:3 it renders his offering from the soil; and in Genesis 4:8 it renders his rising against Abel and killing him. The name also marks the person addressed by the LORD in Genesis 4:6 and the person who settles east of Eden in Genesis 4:16.

   Genesis 4:1Genesis 4:3Genesis 4:8Genesis 4:6Genesis 4:16Genesis 4:25

In the Anselm Project Bible: The APB presents the term as the personal name “Cain” throughout the supplied verses, including birth, speech, offering, violence, punishment, and settlement scenes. Its wording confirms the narrative referent rather than supplying a separate lexical rendering.