And he could there do no mighty work, except that he laid his hands upon a few sick folk, and healed them.
All Commentaries on Mark 6:5 Go To Mark 6
Cornelius a Lapide
AD 1637
And He could not do any miracles there. Could not, i.e, would not, because He did not think it proper to give what was holy to dogs, that Isaiah , to force His miracles upon unbelieving and ungrateful citizens. So could not is used for would not (Gen. xxxvii4 , and John vii7). "Because," says Victor of Antioch on this passage, "two things must coincide for the attaining of health, namely, the faith of those who need healing, and the power of him who will heal; therefore, if either of these be wanting, the blessing of a cure will not readily be attained."