Reference: Taareekh Baghdaad – Volume 10, Page 332
al-Hifth – Ahammiyyatuhu, ‘Ajaa.ibuhu, Tareeqatuhu, Asbaabuhu – Page 32
Abu Zur’ah ar-Raazee (died 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