Srimad Bhagavad-Gita :
Chapter-13. ( Kshetra-kshetrajna-vibhaga-yogam )
Slokam-13. ( I shall now explain the knowable, knowing which you will taste the eternal. This is beginning-less, and it is subordinate to Me. It is called Brahmam, the spirit, and it lies beyond the cause and effect of this material world.)
jneyam yat tat pravakshyami yatjnatvamrtamasnute,
anadimat param brahma na sat tannasaducyate.
jneyam yat = (which ) the one which is to be known ( knowledge );
yat jnatva = ( if ) that one is known ( knowing that knowledge );
amrtam asnute = results in gaining amrtatvm;
tat pravakshyami = that I will tell ( teach ) you;
anadimat param brahma = that is the beginningless Para-brahmam ( the Supreme abode ) ;
tat sat na asat na = that either sat ( cause ) or asat ( effect );
ucyate = cannot be said ( called ).
Lord Krishna is declaring that which is most worthy to be known is that …