Parashas Toldos · Passuk 26:10
Avimelech said, “What have you done to us! One of the people might easily have lain with your wife, and you would have brought guilt upon us.”
Rashi on Bereishis 26:10 (classical source on this passuk; not listed as a numbered Torah Temimah unit here).
Lemma / focus: אחד העם.
English: The one singled out from the people—this is the king.
Derash on the verse (Rashi) — not a formal named middah of the 13: “one of the people” is identified with the king.
Avimelech protests that the king himself might nearly have lain with Rivkah, and Yitzchak would have brought guilt upon them.