Reference: Taareekh Baghdaad v10 p332, al-Hifth – Ahammiyyatuhu, ‘Ajaa.ibuhu, Tareeqatuhu, Asbaabuhu p32
(d. 264 AH) said:
I have in my house [something] I wrote 50 years [ago] and have not read it since I [first] wrote it. Certainly, I know which book it is in, [and] which page it is on [and] which line it is on
