أَن تَقُولُوٓا۟ إِنَّمَآ أُنزِلَ ٱلْكِتَٰبُ عَلَىٰ طَآئِفَتَيْنِ مِن قَبْلِنَا وَإِن كُنَّا عَن دِرَاسَتِهِمْ لَغَٰفِلِينَ
Saheeh International(156) [We revealed it] lest you say, "The Scripture was only sent down to two groups before us, but we were of their study unaware,"
English Translation - Rowwad Translation CenterYou [pagans] may no longer say, “Scriptures were only sent down to two groups before us, and we were unaware of their teachings.”
English Translation - Hilali and Khan156. Lest you (pagan Arabs) should say: "The Book was sent down only to two sects before us (the Jews and the Christians), and for our part, we were in fact unaware of what they studied."