Imamat 6:11

6:11 Then he must take off his clothes and put on other clothes, and he must bring the fatty ashes outside the camp to a ceremonially ¹  clean place,

Imamat 8:18

8:18 Then he presented the burnt offering ram and Aaron and his sons laid their hands on the head of the ram,

[6:11]  ¹ tn The word “ceremonially” has been supplied in the translation to clarify that the uncleanness of the place involved is ritual or ceremonial in nature.