The Hebrew phrase refers to “on three things,” often introducing a fundamental set of principles or tenets within Jewish thought. Its common usage is as an introductory phrase leading into a concise statement of foundational concepts. A practical illustration can be found in Pirkei Avot (Ethics of the Fathers), where it introduces the core ideas upon which the world stands: Torah, service (of God), and acts of loving-kindness.
Understanding the meaning and context of this phrase is essential for anyone studying Jewish ethics, philosophy, or rabbinic literature. It provides a framework for grasping key principles and appreciating the interconnectedness of various aspects of Jewish tradition. Furthermore, recognizing this phrase facilitates access to a wealth of Jewish wisdom and helps to illuminate the underlying values that shape Jewish life and thought. Its historical context within the development of rabbinic literature gives insight into the structuring of Jewish teachings.