There's no definite answer, but it's probably Lilith. Lilith was the first demon created by Lucifer and is considered the mother of all other demons.
Lucifer
Lucifer is a demon whome is a Satan, and is the head of all Satans but not all demons. because every Satan is a demon but not every demon is a Satan
it means to be the daughter of the powerful one from hell
Yes he is. Sesshomaru is a very powerful demon. he even surpassed his father who is said to be one of the most powerful demon in the Inuyasha world. and it is said that when it comes to raw power no one can beat Sesshomaru.
there is no such thing as powerful anything except what god gave them
Lucifer,morning star, The Lord of Evil and Decieve, and lies.
The most powerful demon is the one who can cause suffering to both humans and ghosts. He/she takes many forms and names through out different religions and culture.
no its not Islam tells us to submit ourselves to the one god the creator of the heavens and earth the quran teaches us to love our parents to not make partners with god and god also mentions Satan in the quran and curses him and tells us not to fall into satans traps
He controls a Jinchuuriki, the one tailed demon.
Most of the politicians are corrupt. As if demon is their god!
very powerful angel... read to fight a demon so earth can sustain life very powerful angel... read to fight a demon so earth can sustain life Cobi is my dog who likes to lick people:P
no one