BG 17.16
मनःप्रसादः सौम्यत्वं मौनमात्मविनिग्रहः ।
भावसंशुद्धिरित्येतत्तपो मानसमुच्यते ॥
भावसंशुद्धिरित्येतत्तपो मानसमुच्यते ॥
manaḥ-prasādaḥ saumyatvaṁ maunam ātma-vinigrahaḥ
bhāva-saṁśuddhir ity etat tapo mānasam ucyate
bhāva-saṁśuddhir ity etat tapo mānasam ucyate
Word-for-word meanings
manaḥ-prasādaḥ — serenity of mind; saumyatvam — sobriety; maunam — silent contemplation; ātma-vinigrahaḥ — self-restraint; saṁśuddhiḥ — [and] purity; bhāva — [of] awareness; iti etat — all these; ucyate — are said to be; tapaḥ — austerity; mānasam — of the mind.
Translation
Serenity of mind, sobriety, silent contemplation, self-restraint, and purity of awareness — all these are said to be austerity of the mind.