Narrated Abu Huraira:
Allah's Apostle said, "Anyone whom Allah has given wealth but he does not pay its Zakat, then, on the Day of Resurrection, his wealth will be presented to him in the shape of a bald-headed...
O Allah, Lord of Jibra-eel, Meeka-eel and Israfeel (great angles), Creator of the heavens and the Earth, Knower of the seen and the unseen. You are the arbitrator between Your servants in that which they have disputed....