﴿ لَّا يَأْتِيهِ ٱلْبَٰطِلُ مِنۢ بَيْنِ يَدَيْهِ وَلَا مِنْ خَلْفِهِۦ ۖ تَنزِيلٌۭ مِّنْ حَكِيمٍ حَمِيدٍۢ ﴾

“no falsehood can ever attain to it openly, and neither in a stealthy manner, [since it is] bestowed from on high by One who is truly wise, ever to be praised.”

Please check ayah 41:43 for complete tafsir.