But do thou see their hardened heart, how on being told, that “no sign should be given them but the sign of the prophet Jonas,” they do not ask. And yet, knowing both the prophet, and all that befell him, and having been told this a second time, they ought to have inquired and learnt what the saying could mean; but, as I said, there is no desire of information in these their doings. For this cause “He also left them, and departed.”