וַיִּסַּ֞ע דֶּ֣גֶל מַחֲנֵ֧ה בְנֵֽי־יְהוּדָ֛ה בָּרִאשֹׁנָ֖ה לְצִבְאֹתָ֑ם וְעַל־צְבָא֔וֹ נַחְשׁ֖וֹן בֶּן־עַמִּינָדָֽב׃
And in the first place the standard of the camp of the children of Judah set forward according to their hosts; and over his host was Nahshon the son of Amminadab.
Read halakhic rulings (Jewish law) on Numbers 10:14: and classical halakhic sources.