'Serveth' in the Bible

And they shall be mine, saith Jehovah of hosts, even mine own possession, in the day that I make; and I will spare them, as a man spareth his own son that serveth him.

Then shall ye return and discern between the righteous and the wicked, between him that serveth God and him that serveth him not.

For which is greater, he that sitteth at meat, or he that serveth? is not he that sitteth at meat? but I am in the midst of you as he that serveth.

For he that herein serveth Christ is well-pleasing to God, and approved of men.

What soldier ever serveth at his own charges? who planteth a vineyard, and eateth not the fruit thereof? Or who feedeth a flock, and eateth not of the milk of the flock?

But ye know the proof of him, that, as a child'serveth a father,'so he served with me in furtherance of the gospel.