Tags: Holiday.
For the demiurge see YaldabaothYalda (Persian: یلدا birth) or Zayeshmehr (Persian: زایش مهر) Birth of Mithra Shab-e Yalda (Persian: شب یلدا Shabe Yalda) Night of Birth or Shab-e Chelleh (Persian: شب چلّه; lit. Night of Forty) is the Persian winter solstice celebration which has been popular since ancient times. Yalda is celebrated on the Northern Hemisphere’s longest night of the year that is on the eve of the Winter Solstice.