So ye shall not pollute the land wherein ye are: for blood, it polluteth the land; and no expiation can be made for the land for the blood that is shed therein, but by the blood of him that shed it.
which is defoulid bi þe blood of  innocent men; and it may not be clensid in oþer maner, no but bi þe blood of hym, þat schedde þe blood of anothir man.