Berean Standard Bible (BSB)
The one who thinks he knows something does not yet know as he ought to know.
World English Bible (WEB)
But if anyone thinks that he knows anything, he doesn’t yet know as he ought to know.
Strong's King James
And{G1161} if any man{G1536} think{G1380}{(G5719)} that he knoweth{G1492}{(G5760)} any thing{G5100}, he knoweth{G1097}{(G5758)} nothing{G3762} yet{G3764} as{G2531} he ought{G1163}{(G5748)} to know{G1097}{(G5629)}.
The F.O.G *
(2) If anyone thinks he knows anything, he hasn't yet known as he ought to know
The F.O.G Message *
Young's Literal Translation
and if any one doth think to know anything, he hath not yet known anything according as it behoveth him to know;