Leslie Stephen,
Dictionary of National Biography…
(1897)
“ Although Buccleuch asserted that the illegality was chargeable only against the English warden (Armstrong not being in any proper sense a prisoner) , he declared his readiness to submit his case to a joint English and Scottish commission. But the sympathy of the Scots being strongly with him, it was only after repeated and urgent demands by Elizabeth that arrangements were entered into for its appointment, and before it met Buccleuch still further exasperated Elizabeth by a raid into England, in which he apprehended six Tyndale rievers, whom he put to death. ”
