Where is pho from ?
Luang Pho Waen Sujinno ( , RTGS : Luang Pu Waen Su - Chin - No , also Phra Ajahn Waen Sujinno , popularly known as Luang Pho Waen meaning Venerable Grandfather ; 16 February 1887 – 2 July 1985 ) is one of the longest living students of Phra Ajahn Mun Bhuridatta and was a very popular monk in Thailand .