A passage from the Arabic Abbas Pasha Manuscript

I have been reading a passage in the Arabic original version of the Abbas Pasha Manuscript on the testimony of an elderly man of the Ruwalah Bedouins about a certain Kuhaylah mare. Here is my translation into English: “Some say that she is Kuhaylah, and other people say that she is ‘Ubayyah, and we don’t know which stud [marbat] she is from, and it slipped our mind; after some years of breeding the mare, she produced a bay filly, which turned into a beautiful [zaynah], nadhir, and speedy [sabuq] mare… these are the stories we know about her, other than this we don’t know“. [He] was asked about the sire of the mare; [he] reported: “It has slipped our mind, O ‘Ali; however, at that time, they [i.e., the Ruwalah] mated the Saqlawi Jadran and Kuhaylan Tamri of the horses of Ibn ‘Abhul; these were the dearest of the stallions we used to mate; but we don’t know who her sire is, and we haven’t pinned down which horses her sire is from“; [he] was asked about the mare’s dam: did she happen to beget anything else [other than the bay filly] or not? [He] reported: “By God, O ‘Ali,…