9. Fain would they deceive Allah and those who believe, but they only deceive themselves, and realise (it) not! 10. In their hearts is a disease; and Allah has increased their disease: And grievous is the penalty they (incur), because they are false (to themselves). 11. When it is said to them: “Make not mischief on the earth,” they say: “Why, we only Want to make peace!” 12. Of a surety, they are the ones who make mischief, but they realise (it) not.