“ Returning to Strathclyde Kentigern lived for some time at Glasgow, near a cemetery ascribed to St Ninian, and was eventually made bishop of that region by the king and clergy. This story is partially attested by Welsh documents, in which Kentigern appears as the bishop of Garthmwl, apparently the ruler of the region about Glasgow. Subsequently he was opposed by a pagan king called Morken, whose relatives after his death succeeded in forcing the saint to retire from Strathclyde. ”

“ D. R. Thomas, History of Diocese of St Asaph (London, 1874) , p. 5; Index of Llyfr Coch Asaph, Archaeologia Cambrensis, 3rd series, 1868, vol. xiv. p. 151; W. F. Skene, Celtic Scotland (Edinburgh, 1877) , ii. ”