hallstein , his son , was in that journey , but ketil the champion , another son of his , was then abroad ; there was thorir , the son of ern of ernknoll , a neighbour of thorbiorns and the briskest of men ; odd katlason , too , was in this journey ; but when they came to holt to katla , she did on odd her son an earth-brown kirtle , which she had then newly made .