There is a law

1. Mosiah 13: 30
     30 Therefore there was a law given them, yea, a law of performances and of ordinances, a law which they were to observe strictly from day to day, to keep them in remembrance of God and their duty towards him.
2. Alma 1: 21
     21 Now there was a strict law among the people of the church, that there should not any man, belonging to the church, arise and persecute those that did not belong to the church, and that there should be no persecution among themselves.
3. Alma 30: 11
     11 For there was a law that men should be judged according to their crimes. Nevertheless, there was no law against a man’s belief; therefore, a man was punished only for the crimes which he had done; therefore all men were on equal grounds.
4. Alma 42: 22
     22 But there is a law given, and a punishment affixed, and a repentance granted; which repentance, mercy claimeth; otherwise, justice claimeth the creature and executeth the law, and the law inflicteth the punishment; if not so, the works of justice would be destroyed, and God would cease to be God.
5. D&C 130: 20
     20 There is a law, irrevocably decreed in heaven before the foundations of this world, upon which all blessings are predicated—