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.
It is to those who will volunteer for Jesus that I am about to speak; and our first head is, that using the text as a parable we have here  a commendable example . It is a commendable example for men to join themselves with Christ while He is at a discount. Secondly, here is a  cautious inquiry . When David sees these men come he does not at once receive them with open arms, but there is a reserve about him till he has asked them a question or two. He wants to know who they are before he writes down their names in his muster-roll. And, thirdly, here is  a very cordial enlistment as they answer to his question, and say, “Thine are we, David, and on thy side, thou son of Jesse; for thy God helpeth thee.”
