and said, My God forbid it me, that I should do this: shall I drink the blood of these men who have put their lives in jeopardy? for with [the jeopardy of] their lives they brought it. Therefore he would not drink it. These things did the three mighty men.
And so he poured the water out on the ground because he just felt unworthy to drink that water. He felt that those guys that were willing to hazard their lives for a thing like that better that they give it to the Lord. So he poured it out to the Lord, verse eighteen.