Qur'ān 2:10 · Al-Baqarah (البقرة)

فِى قُلُوبِهِم مَّرَضٌۭ فَزَادَهُمُ ٱللَّهُ مَرَضًۭا ۖ وَلَهُمْ عَذَابٌ أَلِيمٌۢ بِمَا كَانُوا۟ يَكْذِبُونَ

In their hearts is disease, so Allah has increased their disease; and for them is a painful punishment because they [habitually] used to lie.