Skanda Purana — Mahesvara Khanda, Shloka 72
तथा रजस्तमश्चैव संशोध्ये सात्त्विकैर्गुणैः । अस्मादेव गुणानां च समवायादनादिजात्
tathā rajastamaścaiva saṃśodhye sāttvikairguṇaiḥ | asmādeva guṇānāṃ ca samavāyādanādijāt
Así también, rajas y tamas deben ser plenamente purificados por las cualidades sāttvicas. Pues de esta misma conjunción sin comienzo nace la mezcla de los guṇas.
Lomaharṣaṇa (Sūta) (deduced from Māheśvarakhaṇḍa narrative convention)
Scene: Three streams or veils labeled sattva (clear), rajas (red, turbulent), tamas (dark, heavy) with sattva-water washing and clarifying the other two; a meditating pilgrim at center.
FAQs
Rajas and tamas are not merely suppressed but refined by sattva; purification is the practical path for transcending mixed tendencies.
No tīrtha is mentioned; this is a doctrinal explanation within the chapter.
No named ritual; the prescription is sāttvika-ācāra (sattvic conduct) as a means of inner śodhana.