sentences:  The younger son of Anthony Foster, Chief Baron of the Irish Exchequer, and his first wife Elizabeth Burgh, he was chaplain to the Irish House of Commons (1780–89), then successively Bishop of Cork and Ross (1789–1790), Bishop of Kilmore (1790–1796) and Bishop of Clogher (1796–1797).He was the younger brother of John Foster, 1st Baron Oriel.Foster married Catharina-Letitia (died 23 November 1814) daughter of Rev.