Horus accounts have the penis of Osiris surviving). After becoming pregnant with Horus, Isis fled to the Nile Delta marshlands to hide from her brother Set, who jealously killed Osiris and who she knew would want to kill their son. There Isis bore a divine son, Horus. Since Horus was said to be the sky, he was considered to also contain the sun and moon. It became said that the sun was his right eye and the moon his left, and that they traversed the sky when he, a falcon, flew across it. Later, the reason that the moon was not
Horus Heresy (fictional event) phases of the crusade, the Emperor promotes Horus Lupercal, his most trusted and versatile , to the position of Warmaster ( of Imperial armed forces), and overall leader of the Crusade. The Emperor then leaves the Crusade and returns to Terra, where he remains in relative isolation. He relegates administration of the Imperium to a civilian authority the and in an undertaking kept secret even from Horus, oversees efforts on his secretive . These actions, along with his father's refusal to reveal the nature of the Warp, test Horus' personal and mission-related resources, and exacerbate existing tensions among some of