That thing you heard of a Powerless God is a LIE. HE is still the same God that raised Jesus from death. He is still Powerful.
Romans 8 verse 11 says, “But if the Spirit of Him who raised Jesus from the dead dwells in you, He who raised Christ from the dead will also give life to your mortal bodies through His Spirit who dwells in you.”
Ephesians chapter 1 verses 18 through 22 says,
18 The eyes of your understanding being enlightened; that ye may know what is the hope of his calling, and what the riches of the glory of his inheritance in the saints,
19 And what is the exceeding greatness of his power to us-ward who believe, according to the working of his mighty power,
20 Which he wrought in Christ, when he raised him from the dead, and set him at his own right hand in the heavenly places,
21 Far above all principality, and power, and might, and dominion, and every name that is named, not only in this world, but also in that which is to come:
22 And hath put all things under his feet, and gave him to be the head over all things to the church,