'Perfect' in the Bible

For afore the harvest, when the bud is perfect, and the sour grape is ripening in the flower, he shall both cut off the sprigs with pruning hooks, and take away and cut down the branches.

Yahweh, You are my God;I will exalt You. I will praise Your name,for You have accomplished wonders,plans formed long ago, with perfect faithfulness.

Thou wilt keep him in perfect peace, whose mind is stayed on thee: because he trusteth in thee.

And said, Remember now, O LORD, I beseech thee, how I have walked before thee in truth and with a perfect heart, and have done that which is good in thy sight. And Hezekiah wept sore.

Who is blind, but my servant? or deaf, as my messenger that I sent? who is blind as he that is perfect, and blind as the LORD'S servant?

Who is saying of Cyrus, My shepherd, And all my delight He doth perfect, So as to say of Jerusalem, Thou art built, And of the temple, Thou art founded.