Parashas Toldos · Passuk 26:28
And they said, “We see plainly that Hashem has been with you; so we say, let there be an oath between us—between you and us—and let us make a covenant with you,
Rashi on Bereishis 26:28 (classical source on this passuk; not listed as a numbered Torah Temimah unit here).
Lemma / focus: ראו ראינו.
English: We saw it in the case of your father, and we see it in you. Let there be an oath between us—the oath that was between us from the days of your father shall be also between us and you.
Derash on the verse (Rashi) — not a formal named middah of the 13: the doubled “we see” spans two generations.
They said: We saw Hashem with your father and we see Him with you; let the oath of your father’s days stand between us as well.