Abdul Malik recognizes no one is [[Mahmad]] but Rasulallah on [https://www.aramcoworld.com/Articles/June-2015/Coins-of-Two-Realms coins] but this could just be a reference to himself(having confused the word with Mahmud). He also replaces Gnostic TAU Cross of Calvary with Scepter of Calvary because he smashed Heraclius's black Stone Imperial Mandate and does not know the rules. Byzantium recognizes the fraud and war ensues.