CC Antya 18.79

‘ardha-bāhye’ kahena prabhu pralāpa-vacane
ākāśe kahena prabhu, śunena bhakta-gaṇe
Synonyms: 
ardha-bāhye — in half-external consciousness; kahena — says; prabhu — Śrī Caitanya Mahāprabhu; pralāpa-vacane — crazy words; ākāśe — to the sky; kahena — speaks; prabhu — Śrī Caitanya Mahāprabhu; śunena — hear; bhakta-gaṇe — the devotees.
Translation: 
In this half-external consciousness, Śrī Caitanya Mahāprabhu talked like a madman. The devotees could distinctly hear Him speaking to the sky.