It looks like a poster rather than a painting. I tried an image translator and got this 1959 अगस्त 2502 ई BE सप्ताह गुरूवार शुक्रवार रास्ता Carmi बुधवार शनिवार and then used google translate and got this 1959 August 2502 E BE Week Thursday Friday Way Carmi Wednesday Saturday
These translators may not be correct. If someone here can read Hindi it would help.
Re: Painting from Thailand or India (no idea where)
It looks like a poster rather than a painting. I tried an image translator and got this 1959 अगस्त 2502 ई BE सप्ताह गुरूवार शुक्रवार रास्ता Carmi बुधवार शनिवार and then used google translate and got this 1959 August 2502 E BE Week Thursday Friday Way Carmi Wednesday Saturday
These translators may not be correct. If someone here can read Hindi it would help.