Word 'Day' and 'Month' in Quran
[9:36] The count of months, as far as GOD is concerned, is twelve.* This has been GOD's law, since the day He created the heavens and the earth.
*9:36 The word "month" is mentioned in the Quran 12 times, and "day" 365 times.
All other forms = 110 ["Your Day, Their Day, Days, Two Days, That Day"]
Singular = 12
All other forms = 12
Total = 19 [The Earth, Moon, and Sun line up every 19 years (Metonic Cycle)]