Bhakti-rasāmṛta-sindhu .1.327
atha śeṣam –
[atha shesham –]
pūrvato ’py adhikotkarṣaṁ bāḍham aṅgāni bibhrati |
[poorvato ’py adhikotkarsham baadham angaani bibhrati |]
tri-vali-vyaktir ity ādyaṁ kaiśore carame sati ||327||
[tri-vali-vyaktir ity aadyam kaishore charame sati ||327||]
Blended reading (Sanskrit + English inline)
atha śeṣam –
pūrvato ’py adhikotkarṣaṁ bāḍham aṅgāni bibhrati |
tri-vali-vyaktir ity ādyaṁ kaiśore carame sati ||327||
When the final portion of youth (kaiśora) begins, all His limbs become more alluring than previously, with three lines clearly manifest on His navel etc.
Purport
In the kaiśora age, beginning from the eleventh year and continuing up to the end of the fifteenth year, Kṛṣṇa’s arms, legs and thighs became marked with three divisional lines.
— A.C. Bhaktivedanta Swami Prabhupāda
My note
Source: vedabase.io