Dhritarashtra renouncing world at end stage of life based on Vidura's advice, and Narada's discourse to Yudhishthira about it: Links for Srimad Bhagavatam Canto/Book (Skandha) 1, Chapter (Adhyaya) 13

The account is from verses 18 to 59 in Chapter 13.

The links for above chapter and verses are:

1) Bhagavata Purana Motilal Banarasidass (only English), 

https://archive.org/details/BhagavataPuranaMotilalEnglish/page/n108/mode/1up (viewer page 109, book page 104)

2) ISKCON (A.C. Bhaktivedanta Swami Prabhupāda) version (only English):

https://vedabase.io/en/library/sb/1/13/ .

3) Sanskrit only (Entire Canto/Book/Skandha 1): https://sanskritdocuments.org/doc_purana/bhagpur-01.html

Notes:

i) Bhagavata Purana is another name for Srimad Bhagavatam.