Bṛhadāraṇyakopaniṣad (Adhyāya 4)

Bṛhadāraṇyakopaniṣad belongs to Śukla Yajurveda. This manuscript has forth Adhyāya also the manuscript mentioned Adhyāya numbers as per Bṛhadāraṇyakopaniṣad and as per Śāṇkarbhāṣya. Adhyāya 4 starts with dialogue between Janaka and Yajñavalkya on the organ of speech is (fire) is brahman. Then Yajñavalkya explains the organ of speech is the supreme brahman. After that the Adhyāya continue on brahman topic. Yajñavalkya rejects the views of Jitvan, Uddhālaka, Satyakāma, Vidgdhas on brahman. This Adhyāya consists a further dialogue between Janaka and Yajñavalkya self as one’s source of light on what happens at death. Also dialogue between the Yajñavalkya and his wife Maitreyī on self and it ends on lineage of teacher's. (Brihadaranyaka Upanishad - Shankara Bhashya translated by Swami Madhavananda, page 8 to 16, 569 to 800, The Early Upaniṣads in Sanskrit and English Parallel Texts, Patrick Olivelle, page 15 –29)