This document contains summaries of several hadith pertaining to truthfulness. It begins with two verses from the Quran emphasizing the importance of truthful believers. It then provides summaries of hadith about the virtues of telling the truth versus lying, those who Allah will not speak to including liars, lying even in fun, adhering to the truth, accepting truthful testimony, discerning reality from falsehood, conveying the Prophet's message, dividing spoils of war, truthful transactions, and testing those who lie versus tell the truth. It concludes with warnings about being sure before reporting, not following what you do not know, attributing false statements to the Prophet, and pretending to have something you do not.