He experienced conversion near Nantgwynfynydd farm and on 19 November 1810, became a church member at Neuaddlwyd.
He then went to Phillips's school at Pen-y-banc, and later to colleges at Newtown and, with Jones, at Gosport.
He was ordained at Neuaddlwyd, 20–1 August 1817, and married Mary Jones (née Jacob) of Pen-yr-allt Wen in the same district.
Bevan and Jones, with their families, sailed for Madagascar on 9 February, arriving in Mauritius on 3 July 1818.
Five weeks later, they embarked again, and landed at Tamatave, Madagascar, on 18 August 1818.