וַיָּבֹ֥אוּ בְנֵֽי־גָ֖ד וּבְנֵ֣י רְאוּבֵ֑ן וַיֹּאמְר֤וּ אֶל־מֹשֶׁה֙ וְאֶל־אֶלְעָזָ֣ר הַכֹּהֵ֔ן וְאֶל־נְשִׂיאֵ֥י הָעֵדָ֖ה לֵאמֹֽר׃
the children of Gad and the children of Reuben came and spoke unto Moses, and to Eleazar the priest, and unto the princes of the congregation, saying:
Read Kabbalistic (mystical) interpretations of Numbers 32:2: Zohar and classical Jewish mystical sources, free online.