Berean Study Bible
Behold what manner of love the Father has given to us, that we should be called children of God. And that is what we are! The reason the world does not know us is that it did not know Him.

King James Bible
Behold, what manner of love the Father hath bestowed upon us, that we should be called the sons of God: therefore the world knoweth us not, because it knew him not.

American Standard Version
Behold what manner of love the Father hath bestowed upon us, that we should be called children of God; and'such we are. For this cause the world knoweth us not, because it knew him not.

Darby Bible Translation
See what love the Father has given to us, that we should be called [the] children of God. For this reason the world knows us not, because it knew him not.

Douay-Rheims Bible
Behold what manner of charity the Father hath bestowed upon us, that we should be called, and should be the sons of God. Therefore the world knoweth not us, because it knew not him.

English Revised Version
Behold what manner of love the Father hath bestowed upon us, that we should be called children of God: and such we are. For this cause the world knoweth us not, because it knew him not.

Young's Literal Translation
See ye what love the Father hath given to us, that children of God we may be called; because of this the world doth not know us, because it did not know Him;