معجم صغير للطبراني
Al-Mu'jam al-Saghir
كتاب البيوعBook of Transactions
Supplication for blessing Thursday morning
Hadith 518
وَبِهِ وَبِهِ قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ : "بُورِكَ لأُمَّتِي فِي بُكُورِهَا يَوْمَ خَمِيسِهَا "
With this same chain, there is this hadith of the Prophet Muhammad (peace be upon him) that he (peace be upon him) said: "O Allah! Bless the morning hours of my Ummah on Thursday."
