Cristiano Ronaldo scored twice Portugal secured first place in Nations League group A1 after a defeat Poland 5-1 in Porto.

Ronaldo converted a penalty after Rafael Leão had given Portugal a second-half lead and the 39-year-old added his second with an overhead kick in the closing stages.

Bruno Fernandes and Pedro Neto were also on target as the Portuguese led 5-0 before Dominik Marczuk brought Poland’s late consolation.

While Portugal booked their place in the quarter-finals, Poland’s hopes were dashed and if they lose to Scotland on Monday they will be relegated.

Spain ensured they would finish top of Group A4 by winning 2-1 Denmark.

Luis de la Fuente’s side, already assured of a place in the quarter-finals, were cruising after Mikel Oyarzabal and Ayoze Pérez scored in both halves before Denmark pulled one back late on through substitute Gustav Isaksen.

Serbia kept their hopes of qualification alive after Aleksa Terzic’s late equalizer earned them a 1-1 draw in Zurich against Switzerlandwho were relegated despite Zeki Amdouni’s opener in the second half.

Northern Ireland took a big step towards promotion to League B as goals from Daniel Ballard and Dion Charles secured a 2-0 win against Belarus in Belfast.

The Irish remain top of Group C3 after winning all three of their home games and will play in Luxembourg on Monday.

Luxembourg finished bottom of the group after a 1-0 home defeat Bulgariathat are safe from relegation.

San Marinowho recorded their first ever competitive win with a 1-0 victory against Liechtenstein in September, remain in contention for promotion from Group D1 after Nicola Nanni’s stoppage time penalty saved a 1-1 draw against Gibraltar.

In Group C2, Cyprus secured a third-place finish after a 2-1 win in Larnaca against the bottom country Lithuaniawho have lost all five of their matches.