'Extra' in the Bible

no bag for the journey, or an extra tunic, or sandals or staff, for the worker deserves his provisions.

When the foolish ones took their lamps, they did not take extra olive oil with them.

He said to them, "Take nothing for your journey -- no staff, no bag, no bread, no money, and do not take an extra tunic.

"Therefore I conclude that we should not cause extra difficulty for those among the Gentiles who are turning to God,