Matsya Purana 250.60

250.60

bhṛṅgamālānibhaṃ kaṇṭhe'pyatraivāstu viṣaṃ tava.
ityuktaḥ śaṅkaro devastathā prāha purāntakṛt .. 250.60 ..

It looks as if you are wearing a garland of black bees Let this remain in your throat ” The Lord replied that if that be the case He would let it lie there and not allow it to settle down, Śiva thus returned home after quaffing the poison and the Devas and the demons again resumed the churning of the ocean —60-61