Islamic Hijri Calendar For 866 CE
| Western Month | Converts To Hijri Month |
|---|
| Jan 866 | Dhu al-Hijjah, 251 |
| Feb 866 | Muharram, 252 |
| Mar 866 | Safar, 252 |
| Apr 866 | Rabi al-awwal, 252 |
| May 866 | Rabi al-thani, 252 |
| Jun 866 | Jumada al-awwal, 252 |
| Jul 866 | Jumada al-thani, 252 |
| Aug 866 | Rajab, 252 |
| Sep 866 | Shaban, 252 |
| Oct 866 | Ramadan, 252 |
| Nov 866 | Shawwal, 252 |
| Dec 866 | Dhu al-Qidah, 252 |