Verse 41

भोगादृते किमन्यत्स्यात्तद्भव्यमविनाशि यत् ।एवं संचिन्तयाम्याशु दध्यौ मत्वेत्यसौ बलिः

In plain words

'Apart from enjoyment, what else could there be that is good and undying? Let me swiftly think this through.' So thinking, that Bali fell into deep meditation.