Cardiff beat visiting Millwall on Saturday in the Championship, winning 1-3 (0-0).
The first half finished 0-0 and it took until the 66th minute before Aden Flint scored to give Cardiff the lead.
In the 70th minute, Aden Flint netted, to increase the lead for Cardiff.
Just six minutes later, it was Benik Afobe who scored ensuring that Millwall reduced the score to 2-1.
Cardiff increased the lead to 3-1 seven minutes later as Sean Morrison found the net. The 3-1 goal was the last one of the game.
The result means the fourth game in a row without a win for Millwall.
Millwall have had a sluggish start to the season and have only two points from their first four games. Cardiff are on eight points.
The last match between the teams ended in a 1-1 draw, with Cardiff at home in January 2021.
After this game in the Championship, Cardiff will take on Bristol City (home) on 2021-08-28, Nottingham Forest (away) on 2021-09-12 and Coventry City (away) on 2021-09-15. Millwall play Blackpool (home) on 2021-08-28, West Bromwich Albion (away) on 2021-09-11 and Swansea City (away) on 2021-09-15.