And the people served the LORD throughout the days of Joshua and of the elders who outlived him, who had seen all the great works that the LORD had done for Israel.
The beginning of this paragraph is only a repetition of what account we had before of the people's good character during the government of Joshua, and of his death and burial (Jos 24:29, Jos 24:30), which comes in here again only to make way for the following account, which this chapter gives, of their degeneracy and apostasy.
Commenting on Judges 2:6-23
And the people served the Lord all the days of Joshua, and all the days of the elders that outlived Joshua, who had seen all the great works of the Lord that he did for Israel. In Egypt, at the Red sea, in the wilderness, at the river Jordan, and in the land of Canaan; See Gill on Jos 24:31.
Jdg 2:6-10 The account of this development of the covenant nation, which commenced after the death of Joshua and his contemporaries, is attached to the book of Joshua by a simple repetition of the closing verses of that book (Jos 24:28-31) in Jdg 2:6-10, with a few unimportant differences, not only to form a link between Josha and Jdg 2:11, and to resume the thread...
Commenting on Judges 2:6-10