As he thinks back on it, Ammon is amazed what they were willing to go through for the sake of the Lamanites.
“When Our Hearts Were Depressed and We Were About to Turn Back, Behold, the Lord Comforted Us”
The mission to the Lamanites was so bitterly difficult, but Ammon rejoices that God was watching over them and comforting them so they would not give up and go home.