Convert 28 Jumada I 1447 AH to Gregorian

The Battle of Ajnadayn · 13 AH

The Muslims under Khalid ibn al-Walid defeated the massed Byzantines at Ajnadayn in Palestine, in the first great confrontation with the armies of Heraclius, opening the way for the conquest of all of Syria.

• Day 28 of 30 in Jumada I 1447 AH — the final third of the month.

The fifth month; its name stems from water freezing in winter when the calendar was first named