It seems you're referring to a work titled Sharḥ al-Qaīdah al-Wāsiṭiyyah (شرح القاعدة الواسطية) by a scholar named Al-Fawzān, possibly from a comprehensive library or manuscript collection (المكتبة الشاملة).
That student later said: “What made Al-Fawzān’s commentary special wasn’t just its scholarly precision, but the living athar (narrations) and stories he wove into it — making abstract theology feel concrete and connected to the pious predecessors.” shrh alqydt alwastyt llfwzan almktbt alshamlt
If you meant a different author or a specific event involving the manuscript itself, please clarify and I’ll tailor the story more precisely. It seems you're referring to a work titled