Parashas Ki Sisa · Passuk 32:34
Torah Temimah points to classical source on this unit (verified).
English: “On the day when I visit, I will visit their sin upon them” — future reckoning.
Derash on deferred punishment for the calf.
Hashem sends Moshe to lead the people; an angel will go before him; and on the day of visitation their sin will be visited upon them.