Behold, how great a love the Father has bestowed on us, that we should be called children of God! For this cause the world doesn't know us, because it didn't know him.
(75) Calvin, like our version, renders τέκνα, “sons;” but the word would be better rendered “children,” “That we should be called the children of God.” The passage might be thus paraphrased, “See what great proof of love the Father hath given us, that we should be made the children of God” — Ed 