Concise Quran Commentary
There is a type of person who is actually a Hypocrite, but his speech with respect to the life of this world impresses you, O Prophet, and you consider him to be honest and sincere because of his wonderful words. However, his only goal in speaking words of faith is to protect his personal and financial interests. He calls Allah to witness that he has faith and goodness in his heart whilst he is in fact lying: he bears great hostility and hatred for the Muslims.