Keeping the charge of the sanctuary... — The word mikdash (sanctuary) appears to be of a more comprehensive import than mishkan, the shittimwood building, or ohel, the tent which covered it, and it seems to include the court which surrounded the Tabernacle, as in Leviticus 12:4; Leviticus 21:12.
For the charge of the children of Israel — i.e., to attend to everything which was commanded the children of Israel.