NET
13 I am writing to you, fathers, that you have known him who has been from the beginning. I am writing to you, young people, that you have conquered the evil one.
Darby
13 I write to you, fathers, because ye have known him [that is] from the beginning. I write to you, young men, because ye have overcome the wicked [one]. I write to you, little children, because ye have known the Father.
KJV
13 I write unto you, fathers, because ye have known him [that is] from the beginning. I write unto you, young men, because ye have overcome the wicked one. I write unto you, little children, because ye have known the Father.