He didn't say he needed congress to approve, just that he was going to have congress vote. He also emphasized that he does have the authority to strike without congress's approval.
Your entire post history is defending the NSA, snarky comments that add nothing such as '[citation needed]', and general negativity/patronizing 'well actually...' or 'I can't believe anyone...' type statements.
So if a bank accidentally deposits $1bn in your account, that becomes yours? You're looking for a simple answer to a nuanced issue where one just doesn't exist.