A Book kitābun the predicate of a missing subject namely hādhā ‘this is’ that We have revealed to you full of blessing that they may contemplate yaddabbarū is actually yatadabbarū but the tā’ has been assimilated with the dāl its signs that they may reflect upon its meanings and become believers and that they may remember that they may be admonished — those people of pith those possessors of intellect.
