'Thousands' in the Bible

And Solomon spoke to all Israel, to the captains of thousands and of hundreds, and to the judges, and to all the princes of all Israel, the chief fathers;

And these are the numbers of them according to their fathers' houses. Of Judah the captains of thousands: Adnah the captain, and with him three hundred thousand mighty men of valour;

And Amaziah gathered Judah together and arranged them according to the fathers' houses, according to the captains of thousands and the captains of hundreds, throughout Judah and Benjamin; and he numbered them from twenty years old and upwards, and found them three hundred thousand choice men, able for military service, that could handle spear and target.