Verse 18

जराजरठतां यातं स्वदेहसमपुत्रकम् ।जीर्णंप्रायरसश्वभ्रतमालतरुसंनिभम्

In plain words

come now to the harshness of old age, his son grown equal to him in body, himself like a tamāla tree standing over a hollow, its sap all but dried away,