Kaṭha Upaniṣad 24

24

śāntasaṅkalpaḥ sumanā yathā syād vītamanyur gautamo mābhi mṛtyo /
tvatprasṛṣṭaṃ mābhivadet pratīta etat trayāṇāṃ prathamaṃ varaṃ vṛṇe ///1,1.10 //

10. (Nachiketas said) That Gautama may be freed from anxiety, be calm in mind, not wrath against me, that he may recognise and welcome me let go by you—is, Oh Death, the first of the three boons I ask.