Reigning champions Galatasaray beat Kasımpaşa 1-0 with the new transfer Radamel Falcao's goal on Friday in the week 4 of Turkish Super League.
Falcao's goal came in 38th minute of the game in the Turkish top-tier football league at Turk Telekom Stadium in Istanbul.
Istanbul football powerhouse Galatasaray signed the 33-year-old Colombian forward Falcao on the last day of this summer's transfer season.
Falcao scored his first goal in this season with Galatasaray.
The top three Istanbul clubs of the previous season, Galatasaray, Beşiktaş and Başakşehir, were off to bad starts in the new season.
In the first three weeks of the 2019/20 season, Galatasaray and Beşiktaş have four points each while Başakşehir have three points.
Galatasaray now have seven points in four matches.
On Saturday, southeastern province's team Gazişehir Gaziantep will take on Beşiktaş while Medipol Başakşehir will host a central Anatolia team, Demir Grup Sivasspor, in Istanbul.
Fenerbahçe have started the new season with better results, compared to their previous season's performance.
They are now in the second spot with seven points. On Monday, the Yellow Canaries will face the leaders Alanyaspor in an away game.
Alanyaspor, a team from southern resort town of Alanya, is the only club with three wins in their first matches this season and they are at top of the league table with nine points.