He was asked about a man who hires a worker in exchange for his food. He said, "No, not unless you specify it for him."
أخبرنا محمد بن حاتم قال أنبأنا حبان قال أنبأنا عبد الله عن جرير بن حازم
أنه سئل عن رجل استأجر أجيرا على طعامه قال لا حتى تعلمه
No references are available.
[Its isnad is hasan] Nasai alone narrated it.Jareer bin Hazim was accused by Bayhaqi (5/230) and others of concealment in transmission, but he was free of that concealment. See Tabaqat Mudallisin, in my edited edition, no. 17. And Allah knows best.