Consider the following statements regarding the Supreme Court's jurisdiction in the matters pertaining to ‘special leave to appeal’ under Article 136 of the Constitution:
1. The special leave to appeal can be granted only against the order passed by a tribunal constituted under any law relating to the armed forces.
2. It is a discretionary power of the Supreme Court.
3. It can be granted in the cases of violation of the principle of natural justice.
How many of the above given statements are correct?