Speak with power and authority

1. W of M 1: 17
     17 For behold, king Benjamin was a ^aholy man, and he did reign over his people in righteousness; and there were many holy men in the land, and they did speak the word of God with ^bpower and with authority; and they did use much ^csharpness because of the stiffneckedness of the people—
2. Mosiah 13: 6
     6 And he spake with ^apower and authority from God; and he continued his words, saying:
3. Hel. 5: 18
     18 And it came to pass that Nephi and Lehi did preach unto the Lamanites with such great power and authority, for they had power and authority given unto them that they might ^aspeak, and they also had what they should speak given unto them—