Verse 24

उद्दालकशरीरं तन्नारायणतयोदितम् ।प्रफुल्लनेत्रवक्त्राब्जमाबभौ दीप्तिसुन्दरम्

In plain words

That body of Uddālaka, arisen in the nature of Nārāyaṇa, its eyes and face like opened lotuses, shone — beautiful with radiance.