caturdaśam - the fourteenth in the line; nāra-siṁham - the incarnation of the Lord as half-man and half-lion; bibhrat - advented; daitya-indram - the king of the atheists; ūrjitam - strongly built; dadāra - bifurcated; karajaiḥ - by the nails; ūrau - on the lap; erakām - canes; kaṭa-kṛt - carpenter; yathā - just like.

In the fourteenth incarnation, the Lord appeared as Nṛsiṁha and bifurcated the strong body of the atheist Hiraṇyakaśipu with His nails, just as a carpenter pierces cane.