איש אל דגלו באתות לבית אבותם יחנו בני ישראל
Klal Yisrael was to travel as a collective group in formation, three tribes, each with a distinctively colored banner/flag representative of its individual characteristic. Each triumvirate group was led by a designated tribe. Each tribal banner was the same color as its corresponding stone on the Breastplate, Choshen, of the Kohen Gadol. Their positions around the Mishkan were to be the same as those designated by Yaakov Avinu for his sons when they were to escort his coffin for burial. This is what is meant by ossos l’bais avosam, “According to the insignias of their fathers’ household.” This idea is…