Overview
- Portsmouth struck first through Colby Bishop in the 3rd minute before an Andre Dozzell own goal from a corner brought Arsenal level.
- Gabriel Martinelli completed his first senior hat-trick with two headers from corners and a close-range finish from a Gabriel Jesus cross.
- Noni Madueke won a penalty late in the first half but missed wide, keeping the hosts in touch until Arsenal pulled away after the break.
- Mikel Arteta made 10 changes to his lineup, with Arsenal leaning on set plays and depth to control the tie.
- Kai Havertz returned from injury as a substitute and 16-year-old Marli Salmon made his FA Cup debut, with Arsenal set for four away matches in four competitions over the next nine days.