Śrīmad-Bhāgavatam · Text 11.15.1
Who is speaking and story frame
श्रीभगवानुवाच
जितेन्द्रियस्य युक्तस्य जितश्वासस्य योगिन: ।
मयि धारयतश्चेत उपतिष्ठन्ति सिद्धय: ॥ १ ॥
śrī-bhagavān uvāca
jitendriyasya yuktasya
jita-śvāsasya yoginaḥ
mayi dhārayataś ceta
upatiṣṭhanti siddhayaḥ
The Supreme Personality of Godhead said: My dear Uddhava, the mystic perfections of yoga are acquired by a yogī who has conquered his senses, steadied his mind, conquered the breathing process and fixed his mind on Me.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.