'Gospel' in the Bible

For Christ sent me not to baptize, but to preach the gospel: not with wisdom of words, lest the cross of Christ should be made of none effect.

For though ye have ten thousand instructors in Christ, yet have ye not many fathers: for in Christ Jesus I have begotten you through the gospel.

If others be partakers of this power over you, are not we rather? Nevertheless we have not used this power; but suffer all things, lest we should hinder the gospel of Christ.

Even so hath the Lord ordained that they which preach the gospel should live of the gospel.

For though I preach the gospel, I have nothing to glory of: for necessity is laid upon me; yea, woe is unto me, if I preach not the gospel!

For if I do this thing willingly, I have a reward: but if against my will, a dispensation of the gospel is committed unto me.

What is my reward then? Verily that, when I preach the gospel, I may make the gospel of Christ without charge, that I abuse not my power in the gospel.

Moreover, brethren, I declare unto you the gospel which I preached unto you, which also ye have received, and wherein ye stand;