Tribulations (fitana) will prevail (Sahih Bukhari, Vol 2: book 17: 146).Time will pass more quickly (Sahih Bukhari, Vol 2: book 17: 146).Earthquakes will increase (Sahih Bukhari, Vol 2: book 17: 146).Zina will become widespread (Sahih Bukhari, Vol 1: book 3: 80).Wine (intoxicants, alcohol) will be drunk in great quantities (Sahih Bukhari, Vol 1: book 3: 80).Knowledge will be taken away (by the death of people of knowledge), and ignorance will prevail (Sahih Bukhari, Vol 1: book 3: 80).