'Day' in the Bible

as also you acknowledged us in part, that we are your boasting, even as you also are ours, in the day of our Lord Jesus.

But their minds were hardened, for until this very day at the reading of the old covenant the same veil remains, because in Christ it passes away.

But to this day, when Moses is read, a veil lies on their heart.

Therefore we don't faint, but though our outward man is decaying, yet our inward man is renewed day by day.

for he says, "At an acceptable time I listened to you, in a day of salvation I helped you." Behold, now is the acceptable time. Behold, now is the day of salvation.

Three times I was beaten with rods. Once I was stoned. Three times I suffered shipwreck. I have been a night and a day in the deep.