Parashas Behar · Aliyah 5 · Passuk 25:36
Chabad.org — English translation + Rashi
Torah Temimah cites Sifra / Bava Metzia 60b–61a.
English: “Do not take from him interest or increase.” Neshekh — this is interest of money; tarbit — this is interest of food.
Classical derasha (Sifra / Bavli Bava Metzia).
Both monetary interest (neshekh) and produce increase (tarbit/marbit) are prohibited when supporting a fellow Jew in need.