NET
24 For just like the lightning flashes and lights up the sky from one side to the other, so will the Son of Man be in his day.
Darby
24 For as the lightning shines which lightens from [one end] under heaven to [the other end] under heaven, thus shall the Son of man be in his day.
KJV
24 “For as the lightning, that lighteneth out of the one” [part] “under heaven, shineth unto the other” [part] “under heaven; so shall also the Son of man be in his day.”