《仪礼·士冠礼》
赞冠人在洗的西边洗手后，登堂站立在房中，面朝西，以南边为上首。
赞者盥于洗西，升，立于房中，西面，南上。
The adult performing the ceremony washes hands on the west of the counter, enters the hall, and stands in the middle, facing the west, with the southern side as the upper side.