The Proteas defeated Pakistan by four wickets in the final match of the series in Centurion on Saturday.
South Africa achieved a bitter-sweet 28-8 Rugby Championship victory over Australia on Saturday at Newlands in Cape Town.
South Africa faced a defeat before two late second half penalties from Morne Steyn gave them a 22-17 win over an improved Argentina on Saturday.
Cheetahs prop Trevor Nyakane has been dropped for repeated breaches of team protocol as coach Heyneke Meyer announced his squad to Argentina.
The Cheetahs' hopes of reaching the Super Rugby play-offs for the first time suffered a blow when they were defeated 28-3 by the Stormers on Saturday.
South Africa's athletes will attend the world championships in Moscow, despite the country's Olympic committee cutting ties with Athletics SA.
Bryan Habana became the sixth man to score 50 Test tries as South Africa romped to a 56-23 victory over Samoa at Loftus on Saturday.
The Sharks recorded their biggest Super Rugby victory on Saturday with a 64-7 humiliation of the Melbourne Rebels at Kings Park in Durban.
Flyhalf Morné Steyn has said that he will join French side Stade Français when his contract with the Bulls ends in October.
South Africa have completed a 3-0 series sweep over Pakistan in the third and final Test, with debutant Kyle Abbott bagging nine wickets.