Imam Al-Mawardi require that a teacher is sincere in carrying out its duties. Educating and teaching should be oriented to a higher purpose, to teach and educate, a scientific activity that has value and a high position, which is not aligned with the material. Imam Al-Mawardi forbid someone to teach and educate on the basis of economic motives. Sincerity and awareness of a teacher is to teach awareness of the importance of tasks, so it will be driven to achieve maximum results. A teacher will perform his duties in a professional manner, with characterized by some attitudes. First; always prepare everything that was needed to support the teaching and learning process, second; a teacher who will act exactly the sincere promise and the completion of his duties, third; the use of spare time will be directed to his professional interests, fourth; perseverance and tenacity in work. Teachers who are sincere will realize the importance of perseverance and tenacity to work in achieving its tasks, the fifth; creativity and innovation have a high, arising from awareness of the increasing demands and challenges of education prospects.