Deuteronomy Chapter 19 Bible in Basic English
You are to make ready a way, and see that the land which the Lord your God is giving you for your heritage, is marked out into three parts, to which any taker of life may go in flight.
For example, if a man goes into the woods with his neighbour for the purpose of cutting down trees, and when he takes his axe to give a blow to the tree, the head of the axe comes off, and falling on to his neighbour gives him a wound causing his death; then the man may go in flight to one of these towns and be safe:
For if not, he who has the right of punishment may go running after the taker of life in the heat of his wrath, and overtake him because the way is long, and give him a death-blow; though it is not right for him to be put to death because he was not moved by hate.
If you keep and do all these orders which I give you today, loving the Lord your God and walking ever in his ways; then let three more towns, in addition to these three, be marked out for you: