ἐπιούσιος G1967
epioúsios · ep-ee-oo'-see-os · Adjective
perhaps from the same as ἐπιοῦσα; tomorrow's; but more probably from ἐπί and a derivative of the present participle feminine of εἰμί; for subsistence, i.e. needful:--daily.
2 Occurrences in the King James Bible
Matthew 6:11Give us this day our daily bread.
Luke 11:3Give us day by day our daily bread.