1 Nephi 1:101 "Now behold, ye know that this is true; And ye also know that an angel hath spoken unto you; Wherefore, can ye doubt?
Alma 14:54 And it came to pass that the people of God were joined that day by more than the number which had been slain; And those which had been slain were righteous people, therefore we have no reason to doubt but what they are saved;
Alma 26:56 "Now they never had fought, yet they did not fear death; And they did think more upon the liberty of their fathers than they did upon their lives; Yea, they had been taught by their mothers that if they did not doubt, that God would deliver them;
Alma 26:57 And they rehearsed unto me the words of their mothers, saying: 'We do not doubt our mothers knew.'
Alma 26:103 "And we do justly ascribe it to the miraculous power of God, because of their exceeding faith in that which they had been taught to believe - That there was a just God, And whosoever did not doubt, that they should be preserved by His marvelous power.
Alma 27:11 And now when Moroni saw that the City of Nephihah was lost, He was exceeding sorrowful and began to doubt, because of the wickedness of the people, whether they should not fall into the hands of their brethren;
Helaman 2:114 And there were about three hundred souls which saw and heard these things; And they were bid to go forth and marvel not, neither should they doubt.
3 Nephi 2:82 And now behold, there was not a living soul among all the people of the Nephites which did doubt in the least thing in the words of all the holy prophets which had spoken;
Mormon 4:93 Doubt not, but be believing, And begin as in times of old, And come unto the Lord with all your heart, And work out your own salvation with fear and trembling before Him.
