Parashas Chayei Sarah · Passuk 24:6
Avraham answered him, “On no account must you take my son back there!
AUDIT HOLD — exact primary-source locus not yet established. The current repository wording is a reconstructed warning-summary and is not being presented as a verified quotation.
Lemma / focus: השמר לך פן תשיב.
The existing Hebrew formulation has not been tied to an exact primary-source witness to the project's standard. It is intentionally withheld from presentation as Core Text until the underlying source is established.
Derash on the verse (plain sense with classical emphasis) — not a formal named middah of the 13: the doubled warning is read as an absolute bar on returning the son to the old land.
Avraham strictly forbids taking Yitzchak back to the land of his own birth; the son of the covenant is not to leave the land that was promised.