וּבְנֵ֥י אוּלָ֖ם בְּדָ֑ן אֵ֚לֶּה בְּנֵ֣י גִלְעָ֔ד בֶּן־מָכִ֖יר בֶּן־מְנַשֶּֽׁה׃
And the sons of Ulam: Bedan. These were the sons of Gilead the son of Machir, the son of Manasseh.
Read kabbalistic (mystical) interpretation of I Chronicles 7:17: and classical mystical sources.