Amendment III
Document 6
Delaware Declaration of Rights and Fundamental Rules
11 Sept. 177621. That no Soldier ought to be quartered in any House in Time of Peace without the Consent of the Owner; and in Time of War in such Manner only as the Legislature shall direct.
The Founders' Constitution
Volume 5, Amendment III, Document 6
http://press-pubs.uchicago.edu/founders/documents/amendIIIs6.html
The University of Chicago Press
Sources of Our Liberties. Edited by Richard L. Perry under the general supervision of John C. Cooper. [Chicago:] American Bar Foundation, 1952.