וַיְהִ֛י הַדָּבָ֥ר הַזֶּ֖ה לְחַטָּ֑את וַיֵּלְכ֥וּ הָעָ֛ם לִפְנֵ֥י הָאֶחָ֖ד עַד־דָּֽן׃
Diese Sache wurde zur Sünde; denn das Volk ging vor das eine sogar bis Dan hin.
Rashi
Even as far as Dan. At the end of the boundary of the land.6They were so attached to idol worship that they made the long pilgrimage from one end of the land all the way to the altar in Dan in the northernmost part of Yisroel.