Expectation without patience disappoints; but waiting on the Lord perfects His promise.
Isaiah 40:31 But they that wait upon the LORD shall renew their strength; they shall mount up with wings as eagles; they shall run, and not be weary; and they shall walk, and not faint.
James 1:4 But let patience have her perfect work, that ye may be perfect and entire, wanting nothing.
Hebrews 10:36 For ye have need of patience, that, after ye have done the will of God, ye might receive the promise.
2Corinthians 1:20 For all the promises of God in him are yea, and in him Amen, unto the glory of God by us.