Swiss international of Ghanaian descent Kwadwo Duah scored for Ludogorets Razgrad in their emphatic 5-1 win over Arda on match day three of the Bulgarian First League.
The goal is the 27-year-old’s first league goal of the season and came in his first game in the Bulgarian top flight.
Son gave Ludogorets the lead after eight minutes, assisted by Denny Gropper, at the Huvepharma Arena on Saturday.
Kwadwo Duah then doubled the lead for the hosts, with one minute remaining in the first half, and again, Denny Gropper provided the assist.
Two minutes after the break, Son assisted Rwan Cruz in scoring the third goal for the defending league champions before Spas Delev made it 4-0.
Son grabbed his second goal of the game in the 73rd minute to put the game beyond the reach of Arda.
Felix Eboa Eboa scored a consolation goal for Arda with two minutes remaining, set up by Tonislav Yordanov, ending the game 5-1.