Grotius argued for the tradition of Erasmus of seeking concord, putting down a marker for eirenicism; he also poured scorn on the idea, a frequent proposal of the time and in the event the solution taken, of a synod to decide on the theological points [REF].
He brought up the third-century example of Firmilian, a saint, who had taken a soft line with Paul of Samosata, later adjudged a heretic (monarchianism).