And, as in other situations, the Qur'an employs the expression, on diverse instances, in a number of of the above 4 senses, but wherever the intention is to imply the whole strategy for life, it uses the definite post 'al' ahead of the word, to make it read through 'al-Deen' https://deendayaljanawasyojanaplots.com/images/MATINDU-layout1.pdf