I did exhort my brethren

1. 1 Ne. 16: 4
     4 And it came to pass that I, Nephi, did exhort my brethren, with all diligence, to keep the commandments of the Lord.
2. 1 Ne. 17: 15
     15 Wherefore, I, Nephi, did strive to keep the commandments of the Lord, and I did exhort my brethren to faithfulness and diligence.