In the morning therefore you shall be brought near by your tribes: and it shall be, that the tribe which Yahweh takes shall come near by families; and the family which Yahweh shall take shall come near by households; and the household which Yahweh shall take shall come near man by man.
The burning of a criminal after his stoning was one way of emphasizing the wickedness of his crime (Leviticus 20:14; cf. Deuteronomy 13:15-16). It was a "disgraceful thing" (Joshua 7:15) to steal something under the ban (devoted to God).