Annals of the early Caliphate from the death of Mahomet to the Omeyyad and Abbaside dynasties A.H. XI-LXI (A.D. 632-680) from original sourcesNote 343 — Chapter XXI · RISING IN NORTHERN SYRIA. A.H. XVII. A.D. 638.Reading editionCalansua, or helmet, worn by the captains of the Syrian army.◇Copy noteReturn to CHAPTER XXI. RISING IN NORTHERN SYRIA. A.H. XVII. A.D. 638.