Al-Kahf 18:80

Waamma alghulamu fakanaabawahu mu/minayni fakhasheena an yurhiqahumatughyanan wakufra

And as for the boy, his parents were believers, and we feared that he would overburden them by transgression and disbelief.

As for the boy, his parents were believers. We apprehended that he would impose rebellion and infidelity upon them.