BG 17.16
मनःप्रसादः सौम्यत्वं मौनमात्मविनिग्रहः।भावसंशुद्धिरित्येतत्तपो मानसमुच्यते
manaḥ-prasādaḥ saumyatvaṁ maunam ātma-vinigrahaḥ bhāva-sanśhuddhir ity etat tapo mānasam uchyate
Serenity, kindness, silence, self-control, and purity—these are the austerities of the mind.
Translated by Shri Purohit Swami
Serenity of mind, good-heartedness, self-control, and purity of nature—this is called mental austerity.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
manaḥ-prasādaḥ—serenity of thought; saumyatvam—gentleness; maunam—silence; ātma-vinigrahaḥ—self-control; bhāva-sanśhuddhiḥ—purity of purpose; iti—thus; etat—these; tapaḥ—austerity; mānasam—of the mind; uchyate—are declared as