Numbers 35:12 - Wesley's Explanatory Notes

From the avenger — Heb. from the redeemer, or, from the next kinsman, to whom by the law belonged the right of redemption of the lands of; and vindication of the injury done to, the person deceased. Die not — Be not killed by the avenger meeting him in some other place. Before the congregation — Before the judges or elders who were appointed in every city for the decision of criminal causes, who were to examine, and that publickly before the people, whether the murder was wilful or casual.