If you see the donkey of someone who hates you fallen under its load, you must not ignore him, but be sure to help him with it.

but in order that they will live and not die when they approach the most holy things, do this for them: Aaron and his sons will go in and appoint each man to his service and his responsibility.

According to the word of the Lord they were numbered, by the authority of Moses, each according to his service and according to what he was to carry. Thus were they numbered by him, as the Lord had commanded Moses.