Bernardo had taunted Porto after victory in England earlier this season.
And on a bridge close to the Estádio do Dragão, a banner was pinned stating: "Dwarf, millions are in your DNA. You play for those who have them and you have been dismissed by those who owe them".
Bernardo, after the earlier 3-1 win, had posted to social media: "This one knew so well".
Before last night's game, Porto coach Sergio Conceicao said of Bernardo's words, "This is a childishness, a throwaway, which does not strictly tell me anything".
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