Parashas Behar · Aliyah 3 · Passuk 25:22
Chabad.org — English translation + Rashi
Torah Temimah cites Sifra (Torat Kohanim).
English: “Until the coming of its produce.” Until the new produce arrives.
Classical derasha (Sifra).
One may continue eating the old produce of the sixth-year blessing until the new harvest of the eighth/ninth year is available.