Numbers 1:26
Of the children of Judah, by their generations, after their families, by the house of their fathers, according to the number of the names, from twenty years old and upward, all that were able to go forth to war;
Cross-reference
Numbers 1:2 gives the command to census all Israel; this verse applies it specifically to Judah.
Numbers 2:3 repeats Judah's census number, assigning the tribe to the east side of the camp under its standard.
Numbers 2:4 gives the same census number for Judah, now in the context of their military camp formation.
Numbers 26:19-22 records Judah's second census, showing an increase from 74,600 to 76,500 with family names.
Numbers 26:22 records a later census of Judah in Moab, with a different total (76,500), showing demographic change.
Genesis 46:12 lists Judah's sons, the family heads whose descendants are counted in this census.
Genesis 49:8-12 gives Jacob's prophetic blessing over Judah, foreshadowing the tribe's royal and messianic role.
2 Samuel 24:9 records another census of Judah under David, with a vastly different number (500,000), showing later historical context.
Genesis 29:35 records Judah's birth and naming, the origin of the tribe whose descendants are counted here.
2 Chronicles 17:14-16 lists Judah's military census under Jehoshaphat, a later parallel to the wilderness count.