Berean Standard Bible (BSB)
But you know Timothy’s proven worth, that as a child with his father he has served with me to advance the gospel.
World English Bible (WEB)
But you know the proof of him, that, as a child serves a father, so he served with me in furtherance of the Good News.
Strong's King James
But{G1161} ye know{G1097}{(G5719)} the proof{G1382} of him{G846}, that{G3754}, as{G5613} a son{G5043} with the father{G3962}, he hath served{G1398}{(G5656)} with{G4862} me{G1698} in{G1519} the gospel{G2098}.
The F.O.G *
(22) But you know of his proven character because he served with me for the good news like a child towards father.
The F.O.G Message *
Young's Literal Translation
and the proof of him ye know, that as a child serveth a father, with me he did serve in regard to the good news;