BG 17.16

मनःप्रसादः सौम्यत्वं मौनम् आत्मविनिग्रहः । भावसंशुद्धिर् इत्य् एतत् तपो मानसमुच्यते ॥

manaḥ-prasādaḥ saumyatvaṃ maunam ātma-vinigrahaḥ | bhāva-saṃśuddhir ity etat tapo mānasamucyate ||

"Mental tapas: serenity of mind, kindliness, silence, self-restraint, and purity of motive/bhāva."

All public-domain translations

4 translations · all pre-1928 or released to public domain · sources

Shankaracharya's commentary, trans. Alladi Mahadeva Sastry (1897)

[1]
Serenity of mind, good-heartedness, silence, self-control, purity of nature — this is called the mental austerity.

Swami Swarupananda, Srimad Bhagavad Gita (1909)

[4]
Serenity of mind, kindliness, silence, self-control, honesty of motive — this is called the mental austerity.

K.T. Telang, Sacred Books of the East Vol. 8 (1882)

[9]
Cheerfulness of mind, placidity, silence, self-restraint, purity of heart — this is called the penance of the mind.

K.M. Ganguli, The Mahabharata, Bhishma Parva (1883–96)

[13]
Cheerfulness of mind, good-heartedness, silence, self-restraint, purity of thought — this is called the mental penance.