An-Nisa 4:156

وَبِكُفْرِهِمْ وَقَوْلِهِمْ عَلَىٰ مَرْيَمَ بُهْتَـٰنًا عَظِيمًا

Wabikuf'rihim waqawlihim ʿalā maryama buh'tānan ʿaẓīman

And [We cursed them] for their disbelief and their saying against Mary a great slander