asserted

And they asserted that they were bound by an oath when the trust was committed to them, for they had all sworn and were bound to carry out the oath sacredly to the letter, that though they were five hundred in number they would not permit more than five men to enter at one time.

And he frequently asserted upon oath that he would never let the men go if it were merely some private interest of his own that constituted the impelling motive-but it was for the common advantage of all the citizens that he was sending them.