One verse

Srimad Bhagavatam 12.11.10

12.11.10

कौस्तुभव्यपदेशेन स्वात्मज्योतिर्बिभर्त्यज: । तत्प्रभा व्यापिनी साक्षात् श्रीवत्समुरसा विभु: ॥ १० ॥

kaustubha-vyapadeśena svātma-jyotir bibharty ajaḥ tat-prabhā vyāpinī sākṣāt śrīvatsam urasā vibhuḥ

kaustubha-vyapadeśena
represented by the Kaustubha gem
sva-ātma
of the pure jīva soul
jyotiḥ
the spiritual light
bibharti
carries
ajaḥ
the unborn Lord
tat-prabhā
the effulgence of this (Kaustubha)
vyāpinī
expansive
sākṣāt
directly
śrīvatsam
of the Śrīvatsa mark
urasā
upon His chest
vibhuḥ
the almighty

Upon His chest the almighty, unborn Personality of Godhead bears the Kaustubha gem, which represents the pure spirit soul, along with the Śrīvatsa mark, which is the direct manifestation of this gem’s expansive effulgence.