The Epistle of St. Paul to the Hebrews (Author Paul)
4:12vivus est enim Dei sermo et efficax et penetrabilior omni gladio ancipiti et pertingens usque ad divisionem animae ac spiritus conpagum quoque et medullarum et discretor cogitationum et intentionum cordis
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.