Berean Standard Bible (BSB)
For just as the lightning flashes and lights up the sky from one end to the other, so will be the Son of Man in His day.
World English Bible (WEB)
for as the lightning, when it flashes out of the one part under the sky, shines to the other part under the sky; so will the Son of Man be in his day.
Strong's King James
For{G1063} as{G5618} the lightning{G796}, that lighteneth{G797}{(G5723)} out of{G1537} the one part under{G5259} heaven{G3772}, shineth{G2989}{(G5719)} unto{G1519} the other part under{G5259} heaven{G3772}; so{G3779} shall also{G2532} the Son{G5207} of man{G444} be{G2071}{(G5704)} in{G1722} his{G846} day{G2250}.
The F.O.G *
(24) Because exactly as the lightning flashes from one part under the sky shining to the other part of the sky, so will The Son of Humanity be in His day.
The F.O.G Message *
Young's Literal Translation
for as the lightning that is lightening out of the one part under heaven, to the other part under heaven doth shine, so shall be also the Son of Man in his day;