《仪礼·少牢馈食礼》
司宫从篚中取出二勺清洗，执二勺登堂；接着拿开覆于两鼎之鼏，放在棜上；然后放二勺于两鼎中，并覆盖以鼏，勺柄朝南。
司宫取二勺于篚，洗之，兼执以升，乃启二尊之盖幂，奠于棜上。加二勺于二尊，覆之，南柄。
The Supervisor of Palace Affairs takes two ladles from the basket, washes them, takes them into the hall; he then removes the covers on the two cauldrons and places them on the tray; and finally puts the two ladles in the two cauldrons, covers them with the two wine mats, and points the ladle handles to the south.