1 Samuel 11:8
"And when he numbered them in Bezek, the children of Israel were three hundred thousand, and the men of Judah thirty thousand."
Cross References (ranked by relevance)
And Joab gave up the sum of the number of the people unto the king: and there were in Israel eight hundred thousand valiant men that drew the sword; and the men of Judah were five hundred thousand men.
And the chief of all the people, even of all the tribes of Israel, presented themselves in the assembly of the people of God, four hundred thousand footmen that drew sword.
And Samuel arose, and gat him up from Gilgal unto Gibeah of Benjamin. And Saul numbered the people that were present with him, about six hundred men.
And Saul gathered the people together, and numbered them in Telaim, two hundred thousand footmen, and ten thousand men of Judah.