If your premiss, if God is the first cause, is correct, then you are correct Satan is a product of God.
Gudihiisa haddaad gasho, gidaarrada iyo gogosha dhulka taalba, waxaa ku fidsan farashaxan qurxoon oo aysan indhuhu ka daalayn, waxaad kala xishoonaysaa inaad cagaha kula dul socotid xasiigaydiisa.