Musannaf Ibn Abi Shayba 34:198

Al-Fadl narrated to us, from Sufyan, from Yahya bin Sa'id, from Muhammad bin al-Munkadir, from Abdullah bin Amr, who said: "The first thing that will be overturned of Islam, just as a vessel is overturned, is the speech of the people regarding al-Qadar (divine decree)."