Contradiction with Matthew 10:23
In Matthew, Jesus advises His disciples to flee persecution and move to another city, while in Acts 18:11, Paul stays in Corinth for a prolonged period despite potential challenges.
Matthew 10:23: But when they persecute you in this city, flee ye into another: for verily I say unto you, Ye shall not have gone over the cities of Israel, till the Son of man be come. [have...: or, end, or, finish]
Contradiction with Acts 9:28-29
Paul is described as speaking boldly in Jerusalem in this passage, which contrasts with the extended peaceful stay in Corinth mentioned in Acts 18:11.
Acts 9:28-29: And he was with them coming in and going out at Jerusalem.
Contradiction with Acts 14:5-6
Paul flees from Lystra and Derbe due to threats, which contrasts with the safety and prolonged stay in Corinthians indicated in Acts 18:11.
Acts 14:5-6: And when there was an assault made both of the Gentiles, and also of the Jews with their rulers, to use [them] despitefully, and to stone them,
Contradiction with 2 Corinthians 11:26
Paul speaks of being in constant peril from various threats, which contrasts with the implied peace and stability during his 18-month stay in Corinth, as noted in Acts 18:11.
2 Corinthians 11:26: [In] journeyings often, [in] perils of waters, [in] perils of robbers, [in] perils by [mine own] countrymen, [in] perils by the heathen, [in] perils in the city, [in] perils in the wilderness, [in] perils in the sea, [in] perils among false brethren;