وَأَمَّآ إِن كَانَ مِنَ ٱلْمُكَذِّبِينَ ٱلضَّآلِّينَ
Waamm a in k a na mina almuka thth ibeena a l dda lleen a But if one happens to be of those who are wont to call the truth a lie, and [thus] go astray,
 - Mohammad Asad
And if he is one of the mistaken rejecters,
 - Muhammad Farooq-i-Azam Malik
But if such person is one of the misguided deniers,
 - Mustafa Khattab
But if he is of the rejecters, the erring,
 - Marmaduke Pickthall
And if he be of those who treat (truth) as Falsehood who go wrong 5271
 - Abdullah Yusuf Ali