Ijma: Ijma refers to the consensus of the Muslim community or its religious scholars on a particular issue, which is considered a source of Islamic law and guidance.
Khalifah: The Khalifah is the head of the Islamic state or community, who is responsible for upholding the principles of Sharia and leading the community through consultation and collective decision-making.
Majlis al-Shura: The Majlis al-Shura is the consultative council or legislative body in an Islamic state, where members engage in collective deliberation and decision-making on matters of public interest.