Ma' at

Ma' at, also spelled Ma'at and Maat, is a concept in Egyptian mythology. It was the word for "truth" and "feather" in hieroglyphs. It regarded the order of the universe and "truth, justice, and the Egyptian way". (PROSE: Set Piece)

Sadan Rassul and a Priest dressed as Anubis weighted a golden replica of a human heart against the feather that symbolised Maat. (PROSE: The Sands of Time)