Charak Samhita
निवृत्तेन्द्रियवाक्चेष्टः सुप्तः स्वप्नगतो यदा। विषयान् सुखदुःखे च वेत्ति नाज्ञोऽप्यतः स्मृतः ॥२३॥
A person who is asleep and dreaming experiences happiness and sorrow even in the absence of functioning senses, speech and other activities. So he isn't without consciousness.
english translation
1.
कतिधापुरुषीयशारीरम्
Katidhapurusha Sharira (knowledge Of Holistic Human Being)
2.
अतुल्यगोत्रीयशारीरम्
Atulyagotriya Sharira (different Clans And Aspects Of The Human Birth)
खुड्डिकागर्भावक्रान्तिशारीरम्
Khuddika Garbhavakranti Sharira (factors Responsible For Embryogenesis)
4.
महतीगर्भावक्रान्तिशारीरम्
Mahatigarbhavakranti Sharira (detail Description On Embryonic Development)
5.
पुरुषविचयशारीरम्
Purusha Vichaya Sharira (detailed Study Of Holistic Human Being)
6.
शरीरविचयशारीरम्
Sharira Vichaya Sharira (analytical Study Of The Human Body)
7.
शरीरसङ्ख्याशारीरम्
Sharira Sankhya Sharira (numerological Account Of Human Body Constituents)
8.
जातिसूत्रीयशारीरम्
Jatisutriya Sharira (obstetrics, Maternal Health And Neonatal Care)
निवृत्तेन्द्रियवाक्चेष्टः सुप्तः स्वप्नगतो यदा। विषयान् सुखदुःखे च वेत्ति नाज्ञोऽप्यतः स्मृतः ॥२३॥
A person who is asleep and dreaming experiences happiness and sorrow even in the absence of functioning senses, speech and other activities. So he isn't without consciousness.
english translation