सनातन
Sanaatana
Sanātana · IAST
The eternal, everlasting one — without beginning or end; one of the four Sanakādi Kumāras.
Scripture references
Hanumān Cālīsā
सनकादिक ब्रह्मादि मुनीसा। नारद सारद सहित अहीसा॥
sanakādika brahmādi munīsā. nārada sārada sahita ahīsā.
Sanak and the other sages, Brahmā and the great holy seers, Nārad, Sharad (Goddess Saraswati) and Ahīsh (Sheshnāg, the serpent-lord) all sing your glory. One of the four Kumāras; 'Sanakādi' means Sanaka and his brothers.
Bhagavad Gītā · 7.10
बीजं मां सर्वभूतानां विद्धि पार्थ सनातनम् । बुद्धिर्बुद्धिमतामस्मि तेजस्तेजस्विनामहम् ॥
bījaṃ māṃ sarvabhūtānāṃ viddhi pārtha sanātanam . buddhir buddhimatām asmi tejas tejasvinām aham ..
Know me, Arjuna (Pārtha), as the eternal seed of all beings. I am the intelligence of the intelligent and the splendour (tejas) of the splendid.
Source: akshara-pravaaha.com/naamaavali/sanatana · CC BY-SA 4.0 · Citations from Hanumān Cālīsā, Bhagavad Gītā