Bhagavad Gita Chapter 6 Verse 18

Gita 6.18

यदा, विनियतम्, चित्तम्, आत्मनि, एव, अवतिष्ठते,
निःस्पृहः, सर्वकामेभ्यः, युक्तः, इति, उच्यते, तदा।।18।।

Gita 6.18

Yadaa, viniyatam’, chittam’, aatmani, ev, avtishthate,
NiHsprhH, sarvkamebhyaH, yuktH, iti, uchyate, tadaa ||18||

Translation: (Viniyatam’) a perfectly disciplined in the scripture-based bhakti of one Supreme God (chittam’) mind (yadaa) when (aatmani) in God (ev) only (avtishthate) becomes firmly fixed (tadaa) at that time (sarvkaamebhyaH) from all desires (niHsprH) free (yuktH) equipped with bhakti i.e. is engrossed in bhakti (iti) it (uchyate) is said. (18)

Gita 6.18: When a perfectly disciplined mind in the scripture-based bhakti of one Supreme God, in reality, becomes firmly fixed in God only, at that time, it is said that free from all desires it is equipped with bhakti i.e. is engrossed in bhakti.