An own goal by Deniz Undav and a Dan Burn header before the interval put third-placed Newcastle in command.
Browsing: Bruno Guimaraes
The win moved Newcastle United up to 14th place on 37 points, 12 above Burnley in 18th spot, with Leicester City three points ahead of the Magpies in ninth.
The away side, who are now out of the relegation zone, will enter the contest off the back of a 1-0 win over Aston Villa.
The likes of Luis Diaz, Bruno Guimaraes and Rodrigo Bentancur in the last few days of January left the league’s gross spending at 295 million pounds ($396 million), according to estimates from finance company Deloitte.