His early work also celebrated al-Manṣūr's triumph over Abū Yazīd, currying him favor with the caliph. Indeed, Ja‘far maintained a grand residence in Manṣūriyya, a town founded by the eponymous ruler near al-Qayrawān in honor of this victory. However, later in life Ja‘far found himself in such dire financial straits that he was obliged to mortgage his household at great risk.