James Strong 
Strong’s Bible Concordance [EPUB ebook] 
Including Holy Bible — King James Edition

Strong’s Bible Concordance was the first and till now, the most important attempt to index all the words in Bible. The purpose of this book is to help a reader understand and find every verse of the Bible easier. The original Bible consisted of the Hebrew Old Testament and the Greek New Testament. John Strong collected all the words from the two parts. He listed 8, 674 Hebrew root words and 5, 624 Greek root words. All of them are also give English dictionary translations giving a reader a possibility to find other meanings of ancient scriptures. This edition also contains King James Bible translation, so it has all the parts needed for a profound biblical study.