'Friends' in the Bible

Now when Saul's old friends saw him among the band of prophets, the people said to one another, What has come to Saul, the son of Kish? Is even Saul among the prophets?

And when David came to Ziklag, he sent of the spoil unto the elders of Judah, even to his friends, saying, Behold a present for you of the spoil of the enemies of the LORD;