(“The Stone of Help” or “The Rock of the ”[1]) is a section of Rabbi Jacob ben Asher's compilation of halakha (Jewish law), Arba'ah Turim. This section treats aspects of Jewish law related to marriage, divorce, and sexual conduct.[2] Later, Rabbi Yosef Karo modeled the framework of his own compilation of practical Jewish law, the Shulchan Aruch, after the Arba'ah Turim.[3] Many later commentators used this framework as well. Thus, "Even Ha'ezer" in common usage may refer to an area of halakha non-specific to Rabbi Jacob ben Asher's compilation.
The other three sections of Arba'ah Turim and other works borrowing its organizational scheme are: