Bhagavad Gita Chapter 12.3-12.4
ye tv akṣaram anirdeśyam
sarvatra-gam acintyaḿ ca
kūṭa-stham acalaḿ dhruvam
te prāpnuvanti mām eva
But those who fully worship the unmanifested, that which lies beyond the perception of the senses, the all-pervading, inconceivable, unchanging, fixed and immovable—the impersonal conception of the Absolute Truth—by controlling the various senses and being equally disposed to everyone, such persons, engaged in the welfare of all, at last achieve Me.