The Founders' Constitution
Volume 5, Amendments V and VI, Document 1
http://press-pubs.uchicago.edu/founders/documents/amendV-VI_criminal_processs1.html
The University of Chicago Press
Amendments V and VI
Document 1
Assize of Clarendon
1166
Plucknett, Concise History of the Common Law 108 1936
4. And when a robber or murderer or thief or receiver of them has been arrested through the aforesaid oath, if the justices are not about to come speedily enough into the country where they have been taken, let the sheriffs send word to the nearest justice by some well-informed person that they have arrested such men, and the justices shall send back word to the sheriffs informing them where they desire the men to be brought before them; and let the sheriffs bring them before the justices.
The Founders' Constitution
Volume 5, Amendments V and VI, Document 1
http://press-pubs.uchicago.edu/founders/documents/amendV-VI_criminal_processs1.html
The University of Chicago Press