Parallel
John 9:4
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
I must work the works of him that sent me, while it is day: the night cometh, when no man can work.
While it is daytime, we must do (note: BYZ and TR I must do) the works of Him who sent Me. Night is coming, when no one can work.