"The Prophet (ﷺ) prohibited eating the Jallalah and milking it."

He said: There is something on this topic from 'Abdullah bin 'Abbas.

This Hadith is Hasan Gharib.

Ath-Thawri reported it from Ibn Abi Najih, from Mujahid, from the Prophet (ﷺ) in Mursal form.
Jami` at-Tirmidhi Book 25, Hadith 39