 This Mugain is called the daughter of Conchrad mac Duach, the king of Osraige.Mugain and Diarmait's marriage is barren, and Mugain is humiliated by Diarmait's chief wife until she is given blessed holy water to drink by Saint Finnian of Moville, after which she gives birth to a lamb, then to a salmon, and finally to Áed.The two great Southern Uí Néill dynasties of the midlands were the Síl nÁedo Sláine (the Seed of Áedo of Slane), kings of Brega in the east, and the Clann Cholmáin Máir (the Children of Colmán the Great) in Mide with their centre in the heart of modern Westmeath.