Nancy Towle records Joseph refusing to swear an oath that the BOM is divine.
Nancy Towle, Vicissitudes Illustrated, in the Experience of Nancy Towle in Europe and America (Portsmouth, 1833), 156
Ques. "Mr Smith,— Can you, in the presence of Almighty God, give your word by oath—That, an Angel from Heaven, shewed you the place of those Plates?—and that, you took the things, contained in that Book, from those plates? And at the direction of the Angel, you returned said Plates,—to the place, from whence you had taken them?" Ans. "I will not swear at all!"