वेदान्त पारिजात सौरभ (भगवद् निम्बार्काचार्य - द्वैताद्वैत वेदान्त ब्रह्मसूत्र भाष्य सटीक)

THIRD CHAPTER (Adhyāya)
THIRD QUARTER (Pāda)
Adhikaraṇa 1: The section entitled "The un-
derstanding from all the Vedāntas". (Sūtras
1-5)
SŪTRA 1
"THE UNDERSTANDING (I E. WHAT IS UNDERSTOOD) FROM ALL THE
VEDĀNTAS (IS ONE), ON ACCOUNT OF THE NON-DIFFERENCE OF
INJUNCTION AND THE REST"
Vedānta-pārijāta-saurabha
Although mentioned in many places, meditation is one only,
"On account of the non-difference of injunction and the rest".
Vedānta-kaustubha
Thus, with a view to instigating one who desires salvation to the
meditation on the Highest Self which is a means to attaining His
nature, the attributes of the Highest Self have been stated. Now,
although knowledge is a means to attaining the nature of the Highest
Self, yet just as sacred texts, spiritual teachers and the like, though
well-known, come to be productive of fruits only when meditated on,
so the Highest Self, though well-known, comes to be productive of
fruits only when meditated on Now, we shall discuss the nature of
vidyās or meditations on such a Supreme Brahman, as well as the
problem whether these different vidyās ¹ are really identical or not,
for ascertaining the combination or options of the details in them.
The Udgītha-vidyā,² the Śāṇḍilya-vidyā,³ the Puruṣa-vidyā,⁴
the Dahara-vidyā,⁵ the Vaiśvānara-vidyā ⁶ and the rest are mentioned
¹ The vidyās are the various meditations mentioned in the various Upaniṣads
and so on.
² Bṛh. 1.3 and Chānd 1.2. Vide Br Sū. 3.3.6.
³ Bṛh. 5.6; Śat Br. 10.6.3; and Chānd. 3.14. Vide Br. Sū. 3.3.19.
⁴ Chānd. 3 16–3.17 and Ait. Ār. 10.64. Vide Br. Sū. 3 3.24.
⁵ Bṛh. 2.1 17 and Chānd. 8.1–8.6. Vide Br. Sū. 3.3.38.
⁶ Bṛh 5.9 and Chānd. 5.11–5.18. Vide Br. Sū. 3.3.55.