Bhagavatapurana 1.19.4

1.19.4

sa cintayann ittham athāśṛṇodyathā muneḥ sutokto nirṛtistakṣakākhyaḥ /
sa sādhu mene na cireṇa takṣakā nalaṃ prasaktasya viraktikāraṇam //

4. While he was thus reflecting, he heard of the (curse of) death, pronounced by the sage’s son, which was to come to him in the shape of Takshaka; he regarded that fire of Takshaka hanging over him as a blessing, since it was the cause of renunciation on the part of one attached to worldly things.