Thus do We let it (polytheism and disbelief) enter into the hearts

﴿كَذَٰلِكَ نَسۡلُكُهُۥ فِي قُلُوبِ ٱلۡمُجۡرِمِينَ ﴾
[الحِجر: 12]

Thus do We let it (polytheism and disbelief) enter into the hearts of the Mujrimun [criminals, polytheists, pagans, etc. (because of their mockery at the Messengers]

﴿كذلك نسلكه في قلوب المجرمين﴾ [الحِجر: 12]

Al Bilal Muhammad Et Al
And we let creep into the hearts of those who are wrong

Ali Bakhtiari Nejad
That is how We put it into the hearts of the guilty ones

Ali Quli Qarai
That is how We let it pass through the hearts of the guilty

Ali Unal
Thus do We cause it (the Qur’an) to pass unheeded through the hearts of the disbelieving criminals

Hamid S Aziz
Even so do We let it traverse the heart of the guilty

John Medows Rodwell
In like manner will We put it into the hearts of the sinners of Mecca to do the same

Literal
As/like that We enter/insert it in the criminals`/sinners` hearts/minds

Mir Anees Original
Thus do We make it to enter the hearts of the criminals

Mir Aneesuddin
Thus do We make it to enter the hearts of the criminals