《仪礼·士丧礼》
丧主到寝门外迎接，见宾而不哭；丧主先进门向北站在右边。
主人迎于寝门外，见宾不哭，先入，门右北面。
The chief mourner will greet outside the door of the bedroom, see the guest but not cry; the chief mourner will advance into the room first and stand at the right side of the north.