“Among those who have gone home to rest, we mention the names of our two brothers-in-law, Christian and Peter Whitmer, jr. … They were the first to embrace the new covenant, on hearing it, and during a constant scene of persecution and perplexity, to their last moments, maintained its truth …, and though they have departed, it is with great satisfaction that we reflect, that they proclaimed to their last moments, the certainty of their former testimony”