Kur’an 5:61 — sura Al-Ma'idah, 61. ajet

وَإِذَا جَآءُوكُمۡ قَالُوٓاْ ءَامَنَّا وَقَد دَّخَلُواْ بِٱلۡكُفۡرِ وَهُمۡ قَدۡ خَرَجُواْ بِهِۦۚ وَٱللَّهُ أَعۡلَمُ بِمَا كَانُواْ يَكۡتُمُونَ

A kada vam dolaze, oni govore: "Vjerujemo!" ali oni dolaze kao nevjernici, a takvi i odlaze, a Allah dobro zna ono što oni kriju.

And when they come to you, they say, "We believe." But they have entered with disbelief [in their hearts], and they have certainly left with it. And Allah is most knowing of what they were concealing