Summary This generation is from the years 850 AD to 870 AD. According to our count, this generation is the 90th generation associated with Psalm 90. It is in this Psalm 90 that we therefore find an illustration of the facts of this generation. Internal rivalries appear in Umayyad Spain, harbinger of the fragility of … Lire la suite de 850 AD to 870 AD, Psalm 90: Answer.