Jonas nets 2 late goals to keep Benfica in title hunt
Jonas equalized in the 72nd minute and gave the defending champion the lead in the 88th.
Rafa Silva added a third goal after the host was reduced to 10 men in stoppage time when Gian dos Santos was shown a direct red card.
Luiz Phellype gave Pacos Ferreira the lead in the ninth.
The double increased Jonas’ league-leading tally to 27 goals.
Benfica moved to within two points of Porto before the pacesetter visits Portimonense on Sunday.
Sporting Lisbon is third at five points behind Porto. It hosts Moreirense on Monday.