Musannaf Ibn Abi Shayba 16:870

Abu Bakr narrated to us, he said: Abu Mu'awiyah narrated to us, from al-A'mash, from Musa ibn Abdullah ibn Yazid, from his mother, from Hudhayfah, she said: There were two cranes facing each other on his ring, and between them was written: "Praise be to Allah."