30 Jesus answered, and said to them: This voice was not for my sake, but for yours.
John 12:30 Cross References - Murdock
John 5:34
34 And I have not received testimony from men: but these things I say, that ye may live.
John 11:15
15 And I rejoice, for your sakes, that I was not there; that ye may believe. But let us go there.
John 11:42
42 And I know that thou hearest me always; but on account of this multitude that standeth here, I say these things; that they may believe, that thou hast sent me.
2 Corinthians 8:9
9 For ye know the goodness of our Lord Jesus the Messiah, who when he was rich, for your sakes became poor, that by his poverty ye might be made rich.