Mark 2:20-24

But the days will come when the groom is taken away from them, and then they will fast, on that day.

“No one sews a patch of unshrunk cloth on an old garment; otherwise, the patch pulls away from it, the new from the old, and a worse tear results.

And no one puts new wine into old wineskins; otherwise the wine will burst the skins, and the wine is lost and the skins as well; but one puts new wine into fresh wineskins.” Question of the Sabbath

And it happened that He was passing through the grainfields on the Sabbath, and His disciples began to make their way along while picking the heads of grain.

The Pharisees were saying to Him, “Look, why are they doing what is not lawful on the Sabbath?”