'Perfect' in the Bible

“But [only] with Him are [perfect] wisdom and might;He [alone] has [true] counsel and understanding.

“Is it any pleasure or joy to the Almighty that you are righteous?Or is it of benefit to Him that you make your ways perfect?

“For truly my words are not false;He who is perfect in knowledge is with you.

“Do you know about the layers of thick clouds [and how they are balanced and poised in the heavens],The wonderful works of Him who is perfect in knowledge,