Then the Spirit came on Amasai, who was chief of the thirty, [and he said], "We are yours, David, and on your side, you son of Jesse: peace, peace be to you, and peace be to your helpers; for your God helps you." Then David received them, and made them captains of the band.
David went out to meet them, and he said unto them, If you come peaceably to help me, my heart will be knit to yours: but if you come to betray me to my enemies, seeing that I haven't done any wrong, then the God of our fathers look upon it, and rebuke it. And the spirit came upon Amasai, who was the chief of the captains, and he said to David, Thine are we, and we are on your side, thou son of Jesse: peace be to thee ( 1 Chronicles 12:17-18 ),