You take my life, when you do take the means whereby I live.
2. By what, interrogatively.
Whereby shall I know this? Luke 1.
Dictionary of Words from the King James Bible. Public Domain. Copy freely. Material presented was supplied by Brandon Staggs and was derived from the KJV Dictionary found on his website located at av1611.com. The unabridged 1828 version of this dictionary in the SwordSearcher Bible Software at http://www.swordsearcher.com.
Bibliography Information "Entry for 'Whereby'". "King James Dictionary". <http://classic.studylight.org/dic/kjd/view.cgi?number=T6376>.