In the name of Allah, most Gracious, most Merciful.
14. The Arabs say, "We believe." Say, "You have no faith, but you say, 'We have submitted our wills to God,' for not yet has faith entered your hearts. But if you obey Allah and God's messenger, God will not belittle aught of your deeds, for Allah is Oft-Forgiving, Most Merciful."
15. Only those are believers who have believed in Allah and God's messenger and have never since doubted, but have striven with their belongings and their persons in the Cause of Allah: such are the sincere ones.
16. Say, "What! Will you instruct Allah about your religion? But Allah knows all that is in the heavens and on earth: God has Full Knowledge of all things."
17. They impress on you as a favor that they have embraced Islam. Say, "Count not your Islam as a favor upon me. No, Allah has conferred a favor upon you, that God has guided you to the faith, if you be true and sincere."
18. Verily Allah Knows the secrets of the heavens and the earth, and Allah sees well all that you do.
The Inner Apartments 49:14-18