Traditionally recited for knowledge (jnana)ज्ञान

Traditionally recited before study and for clarity of mind.

The teacher-and-student peace verse — may we be protected together, and may we not quarrel. Taittiriya Upanishad 2.1.1.

Three movements — from the unreal to the real, from darkness to light, from death to what does not die. Brihadaranyaka Upanishad 1.3.28.

The most widely recited Vedic verse, addressed to the light of the sun — Rigveda 3.62.10.

The fullness verse — take fullness from fullness and fullness remains. Brihadaranyaka Upanishad 5.1.1.

The opening verse of the Isha Upanishad — all this is pervaded by the Lord; enjoy what is left over.