One verse

Bhagavad Gita 14.11

14.11

सर्वद्वारेषु देहेऽस्मिन्प्रकाश उपजायते | ज्ञानं यदा तदा विद्याद्विवृद्धं सत्त्वमित्युत ||१४-११||

sarvadvāreṣu dehe.asminprakāśa upajāyate . jñānaṃ yadā tadā vidyādvivṛddhaṃ sattvamityuta ||14-11||

sarva-dvāreṣu
in all the gates
dehe asmin
in this body
prakāśaḥ
the quality of illumination
upajāyate
develops
jñānam
knowledge
yadā
when
tadā
at that time
vidyāt
know
vivṛddham
increased
sattvam
the mode of goodness
iti uta
thus it is said

The manifestation of the mode of goodness can be experienced when all the gates of the body are illuminated by knowledge.