on the day (yawma is in the accusative because of the [implicit sense of] ‘permanence’ to which lahum, ‘for them’, is semantically connected) when their tongues and their hands and their feet shall testify against them (read [feminine person] tashhadu or [masculine person] yashhadu, ‘testify’) concerning what they used to do, in terms of speech and action — this [day] is the Day of Resurrection.