First Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
Chapter 26
6David spoke to Achimelech, the Hethite, and Abisai, the son of Sarvia, the brother of Joab, saying: Who will go down with me to Saul into the camp? And Abisai said: I will go with thee.
Original from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.