Matthew 5:48
"Be ye therefore perfect, even as your Father which is in heaven is perfect."
Cross References (ranked by relevance)
But let patience have her perfect work, that ye may be perfect and entire, wanting nothing.
Speak unto all the congregation of the children of Israel, and say unto them, Ye shall be holy: for I the LORD your God am holy.
Be ye therefore merciful, as your Father also is merciful.
Thou shalt be perfect with the LORD thy God.
Whom we preach, warning every man, and teaching every man in all wisdom; that we may present every man perfect in Christ Jesus:
The disciple is not above his master: but every one that is perfect shall be as his master.
Having therefore these promises, dearly beloved, let us cleanse ourselves from all filthiness of the flesh and spirit, perfecting holiness in the fear of God.
For I am the LORD your God: ye shall therefore sanctify yourselves, and ye shall be holy; for I am holy: neither shall ye defile yourselves with any manner of creeping thing that creepeth upon the earth.
Let your light so shine before men, that they may see your good works, and glorify your Father which is in heaven.
And when Abram was ninety years old and nine, the LORD appeared to Abram, and said unto him, I am the Almighty God; walk before me, and be thou perfect.
And ye shall be holy unto me: for I the LORD am holy, and have severed you from other people, that ye should be mine.
That ye may be the children of your Father which is in heaven: for he maketh his sun to rise on the evil and on the good, and sendeth rain on the just and on the unjust.
Mark the perfect man, and behold the upright: for the end of that man is peace.
Epaphras, who is one of you, a servant of Christ, saluteth you, always labouring fervently for you in prayers, that ye may stand perfect and complete in all the will of God.
For we are glad, when we are weak, and ye are strong: and this also we wish, even your perfection.
Finally, brethren, farewell. Be perfect, be of good comfort, be of one mind, live in peace; and the God of love and peace shall be with you.
For this cause I Paul, the prisoner of Jesus Christ for you Gentiles,