In Irish mythology

Irish mythology

The mythology of pre-Christian Ireland did not entirely survive the conversion to Christianity, but much of it was preserved, shorn of its religious meanings, in medieval Irish literature, which represents the most extensive and best preserved of all the branch and the Historical Cycle. There are...

 Iuchar was one of the sons of Tuireann

Tuireann

In Irish mythology, Tuireann was the father of Creidhne, Luchtaine and Giobhniu by Brigid.His other sons, by his daughter Danand, included Brian, Iuchar and Iucharba, who killed Lugh's father Cian...

, of the Tuatha Dé Danann

Tuatha Dé Danann

The Tuatha Dé Danann are a race of people in Irish mythology. In the invasions tradition which begins with the Lebor Gabála Érenn, they are the fifth group to settle Ireland, conquering the island from the Fir Bolg....

, and Danand

Danand

In Irish mythology, Danand, the daughter of Delbáeth, son of Ogma, is often confused with the similarly named Danu, the primordial mother. This confusion is set straight in the following passage from Mythical Ireland:...

. He and his two brothers Brian

Brian (mythology)

In Goidelic mythology, and especially in Scotland, Brian was a pompous man who helped Cailleach rescue Deò-ghrèine. He was a son of Tuireann, and brother to Iuchar and Iucharba ....

 and Iucharba

Iucharba

In Irish mythology, Iucharba was one of the sons of Tuireann, of the Tuatha Dé Danann, and Danand. He and his two brothers Brian and Iuchar murdered Cian, the father of Lugh, one of the greatest of the Tuatha Dé Danann. They also dismembered his body and tried to cover up their crime...

 murdered Cian

Cian

In Irish mythology, Cían , son of Dian Cecht of the Tuatha Dé Danann, is best known as the father of Lug by the Fomorian princess Ethniu.He was born with a caul on his head, and was turned into a pig as a boy when struck by a druid's wand. Thereafter he could transform into a pig at will...

, the father of Lugh

Lugh

Lug or Lugh is an Irish deity represented in mythological texts as a hero and High King of the distant past. He is known by the epithets Lámhfhada , for his skill with a spear or sling, Ildánach , Samhildánach , Lonnbeimnech and Macnia , and by the...

, one of the greatest of the Tuatha Dé Danann

Tuatha Dé Danann

The Tuatha Dé Danann are a race of people in Irish mythology. In the invasions tradition which begins with the Lebor Gabála Érenn, they are the fifth group to settle Ireland, conquering the island from the Fir Bolg....

. They also dismembered his body and tried to cover up their crime. In recompense, Lugh made them quest all around the known world as far as Persia

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

 fetching magical weapons, which Lugh planned to use at the Second Battle of Magh Tuiredh

Magh Tuiredh

Cath Maige Tuired , meaning "The Battle of Magh Tuireadh", is the name of two saga texts of the Mythological Cycle of Irish mythology. The name Mag Tuired means "plain of pillars" or "plain of towers", and is anglicised as Moytura or Moytirra...

. They succeeded in obtaining all that Lugh demanded, but returned to Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

 desperately injured, pleading for Lugh to heal them; but the latter refuses. In at least one version of this tale, Brian is the clever and subtle one, while his brothers Iuchar and Iucharba are bumbling and easily overawed by Brian. This tale of the Sons of Tuireann has sometimes been likened to an Irish

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

 Argonautica.