Article 4, Section 3, Clause 1
Document 1
Continental Congress
Oct. 1780Journals 18:915Resolved, That the unappropriated lands that may be ceded or relinquished to the United States, by any particular states, pursuant to the recommendation of Congress of the 6 day of September last, shall be disposed of for the common benefit of the United States, and be settled and formed into distinct republican states, which shall become members of the federal union, and have the same rights of sovereignty, freedom and independence, as the other states: that each state which shall be so formed shall contain a suitable extent of territory, not less than one hundred nor more than one hundred and fifty miles square, or as near thereto as circumstances will admit:
That the necessary and reasonable expences which any particular state shall have incurred since the commencement of the present war, in subduing any of the British posts, or in maintaining forts or garrisons within and for the defence, or in acquiring any part of the territory that may be ceded or relinquished to the United States, shall be reimbursed;
That the said lands shall be granted and settled at such times and under such regulations as shall hereafter be agreed on by the United States in Congress assembled, or any nine or more of them.
The Founders' Constitution
Volume 4, Article 4, Section 3, Clause 1, Document 1
http://press-pubs.uchicago.edu/founders/documents/a4_3_1s1.html
The University of Chicago Press
Journals of the Continental Congress, 1774--1789. Edited by Worthington C. Ford et al. 34 vols. Washington, D.C.: Government Printing Office, 1904--37.