kaṇvaḥ - Kaṇva Muni; kumārasya - of the son born of Śakuntalā; vane - in the forest; cakre - executed; samucitāḥ - prescribed; kriyāḥ - ritualistic ceremonies; baddhvā - capturing; mṛga-indram - a lion; tarasā - by force; krīḍati - playing; sma - in the past; saḥ - he; bālakaḥ - the child.

In the forest, Kaṇva Muni performed all the ritualistic ceremonies concerning the newborn child. Later, the boy became so powerful that he would capture a lion and play with it.