These readings represent two linguistic options for this noun and are identical in meaning. *The transmitters from Abū ʿAmr pronounce this variously with the absence of the vowel, or with an overshort 'u'.
He has revealed to you ˹O Prophet˺ the Book in truth, confirming what came before it, as He revealed the Torah and the Gospel
Explanation
These readings represent two linguistic options for this noun and are identical in meaning. *The transmitters from Abū ʿAmr pronounce this variously with the absence of the vowel, or with an overshort 'u'.