Not graded
Bulugh al-Maram 466b
وَقَدْ اِخْتُلَفَ فِيهَا عَلَى أَكْثَرَ مِنْ أَرْبَعِينَ قَوْلًا, أَمْلَيْتُهَا فِي
"شَرْحِ اَلْبُخَارِيِّ "
More than forty different sayings were narrated about this (special fortune time on Friday), and I have detailed them in (my book) 'Sharh al-Bukhari'.
Cited in Bulugh al-Maram (No. 466b).