MĀṆḌŪKYA UPANISHAD · 4
स्वप्नस्थानोऽन्तःप्रज्ञः सप्ताङ्ग एकोनविंशतिमुखः
प्रविविक्तभुक्तैजसो द्वितीयः पादः ॥ ४॥
svapnasthāno’ntaḥprajñaḥ saptāṅga ekonaviṃśatimukhaḥ
praviviktabhuktaijaso dvitīyaḥ pādaḥ ॥ 4॥
He whose place is the dream, who is wise of the inward, who has seven limbs, to whom there are nineteen doors, who feeleth and enjoyeth subtle objects, Taijasa, the Inhabitant in Luminous Mind, He is the second.
Sri Aurobindo · CWSA 18, p. 194