These readings amount to the same meaning, as the statement is a continuation of the rhetorical question by which Prophet Lot (pbuh) rebukes the people. In the second reading, that rebuke is reinforced with the repeated interrogative particle [Makki].
He has revealed to you ˹O Prophet˺ the Book in truth, confirming what came before it, as He revealed the Torah and the Gospel
توضیح
These readings amount to the same meaning, as the statement is a continuation of the rhetorical question by which Prophet Lot (pbuh) rebukes the people. In the second reading, that rebuke is reinforced with the repeated interrogative particle [Makki].