akṣarabrahmayoga - Verse śloka 20
śloka 20
parastasmāttu bhāvo'nyo'vyakto'vyaktātsanātanaḥ |
yaḥ sa sarveṣu bhūteṣu naśyatsu na vinaśyati ||8-20||
Translation
But beyond that unmanifest there is another eternal unmanifest existence, which is not destroyed when all beings are destroyed.