Reference for Numbers 13:3

וַיִּשְׁלַ֨ח אֹתָ֥ם מֹשֶׁ֛ה מִמִּדְבַּ֥ר פָּארָ֖ן עַל־פִּ֣י יְהוָ֑ה כֻּלָּ֣ם אֲנָשִׁ֔ים רָאשֵׁ֥י בְנֵֽי־יִשְׂרָאֵ֖ל הֵֽמָּה׃

And Moses sent them from the wilderness of Paran according to the commandment of the LORD; all of them men who were heads of the children of Israel.

BDB