Matsyapurana 250.43

250.43

surāsurā ūcuḥ.
amṛtārthe mahādeva! mathyamāne mahodadhau.
viṣamadbhutamudbhūtaṃ lokasaṃkṣayakārakam .. 250.43 ..

“We have churned the mighty ocean for nectar, out of which has come out the most deadly Kâlakûṭa poison which threatens to destroy us all, if we do not gulp it down.—43-44.