Everything stilled; it was so silent that you could easily hear a pin drop. Jon was well aware of what he was asking - the Sealord had to choose between his vows to protect the city and its men against his reluctance to face him in combat in the middle of Braavos. Should Fregar let him go in unopposed, his prestige and power as Sealord would be forever diminished, but if he chose to fight, he risked death and devastation just for the lives of two men.