1. And unto Aaron. These instructions were addressed to both Moses and Aaron. Moses alone is mentioned in 34. But since Aaron and his sons had to pack the articles to be carried by the Kohathites, it was but natural that he too should be informed ( 4:5, 15). Chapter 2 contains the account of the camping arrangements of the tribes in the wilderness. That of the four divisions of Levi is given in 3:23, 29, 35, 38. The following diagram illustrates the arrangement of the tribes of Israel in relationship to the sanctuary: