Shankaracharya's commentary, trans. Alladi Mahadeva Sastry (1897)
[1]Fix thy mind in Me exclusively, apply thy reason to Me. Thou shalt no doubt live in Me alone hereafter.
BG 12.8
मय्येव मन आधत्स्व मयि बुद्धिं निवेशय।निवसिष्यसि मय्येव अत ऊर्ध्वं न संशयः ॥
mayyeva mana ādhatsva mayi buddhiṃ niveśaya|nivasiṣyasi mayyeva ata ūrdhvaṃ na saṃśayaḥ ||
"Fix your mind in Me alone, enter your intellect in Me — you shall dwell in Me hereafter, without doubt!"
5 translations · all pre-1928 or released to public domain · sources
Fix thy mind in Me exclusively, apply thy reason to Me. Thou shalt no doubt live in Me alone hereafter.
Fix thy mind on Me only, place thy intellect in Me: (then) thou shalt no doubt live in Me hereafter.
Clasp Me with heart and mind! so shalt thou dwell / Surely with Me on high.
Place your mind on me only; fix your understanding on me. In me you will dwell hereafter, (there is) no doubt.
Fix thy heart on me alone, place thy understanding on me. Hereafter then shalt thou dwell in me. (There is) no doubt (in this).