"The Chofetz Chaim" (or Chafetz Chaim or Hafetz Hayim) (Hebrew: חָפֵץ חַיִּים) (trans. Desirer of Life) is a book on the Jewish laws of speech written by Rabbi Yisrael Meir Kagan.
The book is about the mitzvot relating to correct speech and the prohibitions of slander. The title of the work is taken from Psalms 34:12–15:
The subject of the book is Lashon Hara (evil speech, or loosely: gossip and slander and prohibitions of defamation.) Rabbi Kagan provides copious sources from the Torah, Talmud and Rishonim (early commentators) about the severity of Jewish law on tale-mongering and gossip.
The book is divided into three parts: