Read: Alma 44:3 & 4
But now, ye behold that the Lord is with us; and ye behold that he has delivered you into our hands. And now I would that ye should understand that this is done unto us abecause of our religion and our faith in Christ. And now ye see that ye cannot destroy this our faith.
Do you wonder about the Lamanite warriors who made an oath to not take up arms against the Nephites ever again. Did they keep the oath. They were clearly afraid to go to war and determined not to. Even so, treachery, deceit and carelessness prevailed and back to battle the Lamanites went.
We need to remember this story, for someday circumstances might sneak through our back door and, if we are not careful, trick us into breaking our resolve.