the feast of Saint Michael the Archangel, November 8, instead of the Demetrius Soul Saturday.

The most important form of prayer for the dead occurs in the Divine Liturgy. Particles are cut from the prosphoron during the Proskomedie at the beginning of the Liturgy. These particles are placed beneath the Lamb (Host) on the diskos, where they remain throughout the Liturgy. After the Communion of the faithful, the deacon brushes these particles into the  chalice, saying,  "Wash away, O Lord, the sins of all those here commemorated, by Thy Precious Blood, through the prayers of all thy saints." Of this action, Saint Mark of Ephesus says, "We can do nothing better or greater for the dead than to pray for them, offering commemoration for them at theit was practiced by certain Jews.”

This extract does not explain on what grounds Le Goff argued that prayer for the dead was not in use in the first half of the 2nd century BC. The account of the action of Judas Maccabaeus was written midway through the second half of the same century, in about 124 B.C., and in the view of Philip Schaff its mention of prayer for the dead "seems to imply habit".

Taoism
Taoists chant Qinghuahao (青華誥) or Jiukujing (救苦經).

Other religions
Many spiritual traditions have prayers for the dead as part of their liturgy, whether these prayers are salutational, to welcome the spirits of the deceased, or to remember their names.

African Traditional and Diasporic traditions often have incorporated ancestral veneration practices.  In orisha based traditions, the mojuba