'Power' in the Bible

and to you that are afflicted rest with us, at the revelation of the Lord Jesus from heaven with the angels of his power in flaming fire,

To which end we also pray always for you, that our God may count you worthy of your calling, and fulfil every desire of goodness and every work of faith, with power;

even he , whose coming is according to the working of Satan with all power and signs and lying wonders,