[2] He was born on January 23, 1933, in the village Kotugoda, Minuwangoda, Sri Lanka as the youngest of the family with seven siblings: five sons and two daughters.

[4] After Higher Ordination, he became a prolific author and published more than 36 books on various subjects related to Buddhism since the 1960s including: Nivanata Maga, Ketumati Rajadhaniya, Kosala Raju Dutu Sihina, Dhammo Have Rakkhati Dhammacari.

[6] He also established the Bauddhodaya Association at Sri Dharmapalaramaya, Mount Lavinia to boost his literacy work.

In the meantime, he became the pioneering figure to achieve Sanghadhikarana Panatha (Ecclesiastical Act) which was drafted and approved.

Meanwhile, he devoted his time to the dissemination of Dhamma in foreign countries, both Asia and the West, such as India, Nepal, China, Japan, Myanmar, Bhutan, Germany, the United Kingdom and America.

On 26 May 2017, came the ecclesiastical appointment as supreme Mahanayaka Thera of the Amarapura Nikaya following the demise of Most Venerable Agga Maha Panditha Davuldena Gnanissara Thero.

[8] His health gradually deteriorated since mid 2020, where the religious ceremony was held on 30 September 2020 in Dharmapalarama Vihara, Mount Lavinia led by Maha Nayaka of the Amarapura Chulagandhi sect Ven.

Ganthune Assaji Thero, Maha Nayaka of the Amarapura Sri Sambudhdha Shashanodaya chapter Ven.

Also, Bodhi Pooja which was organized by the Sri Lanka Civil Defense Force conducted by Wichithra Dharma Kathika Ven.

[12] The funeral procession moved from Mount Lavinia up to Independence Square in Colombo via Galle Road.