Your individual existence becoming cosmic existence by devotion it is called Upāsanā.
References
http://www.nithyananda.org/video/devotion-or-renunciation-your-choice#gsc.tab=0
Your individual existence becoming cosmic existence by devotion it is called Upāsanā.
http://www.nithyananda.org/video/devotion-or-renunciation-your-choice#gsc.tab=0