The Trishikhibrahmana Upanishad, also known as Trisikhibrahmanopanisad, is one of the minor Upanishads of Hinduism and a Sanskrit text. It is attached to the Shukla Yajurveda and is classified as one of the 20 Yoga Upanishads.

Agni is the Hindu god of fire and the guardian deity of the southeast direction, he is typically found in southeast corners of Hindu temples. In the classical cosmology of the Indian religions, Agni is one of the five inert impermanent elements (Pañcabhūtá) along with sky (Ākāśa), water (Ap), air (Vāyu) and earth (Pṛthvī), the five combining to form the empirically perceived material existence (Prakṛti).