Within ancient Egyptian culture, Osiris embodied different but interrelated concepts and expectations, such as human rebirth, legitimate kingship, succession of generations in society or regeneration of natural and cosmic cycles, the latter manifested through the various phases undergone by plants, the inundation, or the moon. At a mythological level, this deity played many roles as god king, father, victim of fratricide, or judge of the netherworld. All these aspects turned Osiris into a model or mythical precedent in numerous funerary and socio-political contexts in this world and the Beyond. This study aims to study connection the title RswDA with the god Osiris through many documents appeared in the New Kingdom, and is considered as an adjective for Osiris, whether it is used alone to express the funerary deity or RswDA is added to it as an adjective. RswDA, “awake"as it was closely associated with the name Osiris, was even preceded by the name of the deceased.
RswDA is considered a protector and works to help the deceased, making him resurrect healthy people with full vitality. In the text of the coffins, the deceased is sent as RswDA, son Sokaris. RswDA was a descriptive name for the deity Osiris among the names of the guards of the tenth hour of the day.