Berean Standard Bible (BSB)
Otherwise, he may arrive without notice and find you sleeping.
World English Bible (WEB)
lest coming suddenly he might find you sleeping.
Strong's King James
Lest{G3361} coming{G2064}{(G5631)} suddenly{G1810} he find{G2147}{(G5632)} you{G5209} sleeping{G2518}{(G5723)}.
The F.O.G *
(36) In case, coming suddenly he finds you sleeping.
The F.O.G Message *
Young's Literal Translation
lest, having come suddenly, he may find you sleeping;