It seems that the Londoners have now moved to sign the striker.
Reliable Italian Journalist Romeo Agresti has confirmed the news as well.
#Juventus: offerta ufficiale del #Tottenham per #Dybala. C’è già l’ok dei bianconeri, ora la palla passa al giocatore @GoalItalia
— Romeo Agresti (@romeoagresti) August 6, 2019
Pochettino needs to add more goals to his side and Dybala will do just that. The Argentine can play as the second striker, a number ten or in the wide areas.