The 19-year-old is the second youngest player from Europe's major leagues to have contributed to six goals or more in all competitions this term.
2019 ScheduleAll times ET
Belgian coach Tom Saintfiet has signed as the new coach of African side Gambia, who he hopes to take to the 2019 African Nations Cup finals.
Gambia international Barrow leaves Swansea City after three seasons in South Wales.
Hamburg have signed Gambian refugee Bakery Jatta on a three-year contract.
Senegal and Egypt qualified for the African Nations Cup thanks to wins against Burnundi and Tanzania.
Nigeria will not be competing at the 2017 African Nations Cup after losing 1-0 to Egypt on Tuesday.
Mohamed Salah scored in stoppage time to salvage a 1-1 draw for Egypt at Nigeria in a 2017 African Nations Cup qualifier on Friday.
South Sudan's first World Cup qualifying campaign ended early following a 4-0 defeat at Mauritania on Tuesday.
Nigeria beat Chad in their Group G opener in qualification for the 2017 African Nations Cup.
A defensive howler gave Ukraine a lead and they held on for a 2-1 win against Georgia in a friendly in Austria on Tuesday.
Shinji Okazaki and Keisuke Honda scored second-half goals as Japan beat Tunisia 2-0 on Friday in their first game under new coach Vahid Halilhodzic.