Bhagavatapurana 8.11.40

8.11.40

na śuṣkeṇa na cārdreṇa jahāra namuceḥ śiraḥ /
taṃ tuṣṭuvurmunigaṇā mālyaiścāvākiran vibhum //

40. And he cut down the head of Namuchi with foam which was neither merely wet nor merly dry (for it was both dry and wet at once); crowds of sages sang in praise of the Lordly Indra and showered flowers on him.