Strong G4103 πιστός pistos · faithful

1 Peter

1. 1 Peter 4:19
   Wherefore let them that suffer according to the will of God commit the keeping of their souls to him in well doing, as unto a faithful Creator.
2. 1 Peter 5:12
   By Silvanus, a faithful brother unto you, as I suppose, I have written briefly, exhorting, and testifying that this is the true grace of God wherein ye stand.