וְעַ֨ל־צְבָ֔א מַטֵּ֖ה בְּנֵ֣י שִׁמְע֑וֹן שְׁלֻֽמִיאֵ֖ל בֶּן־צוּרִֽי שַׁדָּֽי׃
And over the host of the tribe of the children of Simeon was Shelumiel the son of Zurishaddai.
Read kabbalistic (mystical) interpretation of Numbers 10:19: and classical mystical sources.