Koiak

[2] It is also attested in Imperial Aramaic in the letters of Ananiah in the Jewish colony of Elephantine, Egypt as כיחך kyḥk.

The month is characterized by beautiful midnight praises that commemorate the Lord's Incarnation and venerate his mother, the Virgin Mary.

It was at the beginning of the month of Koiak in Coptic calendar year 1726 that the Virgin Mary was said to have appeared in churches all over Egypt.

[4] 1 27 10 1 1 During the month of Koiak, many rituals and festivals are performed in Egypt to celebrate Osiris, Isis, and Nephthys.

This day also marked the beginning of the new agricultural season, when the Egyptians began to plant new crops for the year.