Macbeth, King of Scotland Gille Coemgáin. He subsequently married Gille Coemgáin's widow, Gruoch, although they had no children together. In 1040, Duncan I launched an attack into Moray and was killed in action by Macbeth's troops. Macbeth succeeded him as King of Alba, apparently with little opposition. His 17-year reign was mostly peaceful, although in 1054 he was faced with an English invasion, led by Siward, Earl of Northumbria, on behalf of Edward the Confessor. Macbeth was killed at the Battle of Lumphanan in 1057 by forces loyal to the future Malcolm III. He was buried on Iona, the traditional resting place of Scottish
Iste confessor Noster hinc illi chorus obsequentem // Concinit laudem, celebresque palmas; 5 Sit salus illi, decus, atque virtus, // Qui super cæli solio coruscans, </poem> This confessor of the Lord honouring <poem> 1 This confessor of the Lord, honouring // whom, piously people praise worldwide [If it is not the day of his death, the last line is changed to:] 2 Who holy, prudent, humble, modest // led a sober life without sin 3 On account of whose merit, frequently // sick limbs, from many places, languishing 4 Hence our choir, praying to him, sing praise (about his) famous victories 5