'Instructions' in the Bible

So Saul died because he was unfaithful to the Lord and did not obey the Lord's instructions; he even tried to conjure up underworld spirits.

Since, according to David's final instructions, the list above contains the total number of descendants of Levi from the age of 20 years and upward,

Here are the divisions of the priests and Levites who will perform all the service of God's temple. All the willing and skilled men are ready to assist you in all the work and perform their service. The officials and all the people are ready to follow your instructions."