It is alleged that Ibn Abi l-Hadid was the supervisor with the libraries in Baghdad, such as the ten-thousand-volume library of Ibn al-Alqami, and this is why he has used in his commentary sources that were not even at the disposal of Muhammad b. Jarir al-Tabari, the very well-regarded historian https://paxtonwpgwk.bcbloggers.com/10026376/the-5-second-trick-for-nahjul-balagha-arabic