In their hearts is a sickness: doubt and hypocrisy, which ails their hearts, debilitating them; and God has increased their sickness with what He has revealed in the Qur’ān, since they disbelieve it; and there awaits them a painful chastisement because they used to lie (read yukadhdhibūn to imply [that they used to call] the Prophet of God [a liar], or yakdhibūn to imply their [mendacity when] saying ‘we believe’).