Leviticus 8:23-24

and one slaughtereth, and Moses taketh of its blood, and putteth on the tip of the right ear of Aaron, and on the thumb of his right hand, and on the great toe of his right foot;

and he bringeth near the sons of Aaron, and Moses putteth of the blood on the tip of their right ear, and on the thumb of their right hand, and on the great toe of their right foot. And Moses sprinkleth the blood on the altar round about,