VERILY, this Qur'an shows the way to all that is most uprightand gives the believers who do good deeds the glad tiding that theirs will be a great reward;
Al-Isra (The Journey by Night) Verse 9
The Prophet said, "A faithful believer to a faithful believer is like the bricks of a wall, enforcing each other." While (saying that) the Prophet clasped his hands, by interlacing his fingers.
Sahih Bukhari: Volume 1, Book 8, Number 468