18.54 Brahma-bhutah, one who has become Brahman, attained Brahman through the above process; and prasanna-atma, [Prasada means the manifestation of the supreme Bliss of the Self as a result of the total cessation of all evils. Prasanna-atma is one who has attained this in the present life itself.] has attained the blissful Self, the indwelling Self; na, does not; socati, grieve-does not lament for the loss of something or the lack of some ality in oneself; nor kanksati, desire. By saying 'he does not grieve nor desire', this nature of one who has attained Brahman is being restated. For it does not stand to reason that in the case of a knower of Brahman there can be any hankering for something unattained. Or, (in place of kanksati) teh reading may be na hrsyati, does not become elated.
Becoming samah, the same; sarvesu bhutesu, towards all being-i.e., he verily judges what is happiness and sorrow in all beings by the same standard as he would apply to himself (cf. 6.32); but the meaning is not 'seeing the Self alike in all beings', for this will be spoken of in (the next verse), 'Through devotion he knows Me'-; he, the one who is of this kind and steadfast in Knowledge, labhate, attains; param, supreme; madbhaktim, devotion to Me, to the supreme Lord; (he attains) devotion which is described as Knowledge, as the 'fourth' in, '৷৷.four classes of people৷৷.adore Me' (7.16).
Then,