"As for the thief, both male and female, cut off their hands. It is the reward of their own deeds, an exemplary punishment from Allah. Allah is Mighty, Wise." - Quran 5:38 (read more)

"Narrated Anas bin Malik: While we were sitting with the Prophet in the mosque, a man came riding on a camel. He made his camel kneel down in the mosque, tied its foreleg and then said: "Who amongst you is Muhammad?" At that time the Prophet was sitting amongst us (his companions) leaning on his arm. We replied, "This white man reclining on his arm." They then addressed him" - Sahih Bukhari 1:3:63 (read more)

"In this verse [5:51] Allaah tells us that whoever takes the Jews and Christians as friends is one of them because of his taking them as friends. Elsewhere Allaah states that taking them as friends incurs the wrath of Allaah and His eternal punishment, and that if the one who takes them as friends was a true believer he would not have taken them as friends." - Shaykh al-Shanqeeti