Malik Al-Mulk - Lord of all Dominion

Malik Al-Mulk is the One who carries out His will in His kingdom in the
manner and as He wishes (to do so), bringing into being, destroying, perpetuating and annihilating (as He pleases). (The word) Al-Mulk here has the meaning of ‘kingdom’, and (the word) Al-Malik has the meaning of ‘the potent one, the one who possesses perfect power’. The totality of everything in existence forms a single kingdom, and He is the one who rules and has power over it.