Firstly Paul had heard of the contentions among the Corinthians by them which were of the house of Chloe. The apostle reproves their dissensions, and vindicates himself from being any cause of them [1 Corinthians 1:10-17]. States the simple means which God uses to convert sinners and confound the wisdom of the wise, etc. [1 Corinthians 1:18-21]. Why the Jews and Greeks did not believe [1 Corinthians 1:22]. The matter of the apostle's preaching, and the reasons why that preaching was effectual to the salvation of men [1 Corinthians 1:23-29]. All should glory in God, because all blessings are dispensed by Him through Christ Jesus [1 Corinthians 1:30-31].