New Revised Standard Version
For truly I tell you, whoever gives you a cup of water to drink because you bear the name of Christ will by no means lose the reward.

Contemporary English Version
And anyone who gives you a cup of water in my name, just because you belong to me, will surely be rewarded.

New American Bible
Anyone who gives you a cup of water to drink because you belong to Christ, amen, I say to you, will surely not lose his reward.

Douay-Rheims Bible
For whosoever shall give you to drink a cup of water in my name, because you belong to Christ: amen I say to you, he shall not lose his reward.

For whosoever shall give you to drink a cup of water in my name, because you belong to Christ: amen I say to you, he shall not lose his reward.

whosoever.

Matthew 10:42 And whosoever shall give to drink to one of these little ones a cup of cold water only in the name of a disciple, amen I say to you he shall not lose his reward.

Matthew 25:40 And the king answering shall say to them: Amen I say to you, as long as you did it to one of these my least brethren, you did it to me.

because.

John 19:25-27 Now there stood by the cross of Jesus, his mother and his mother's sister, Mary of Cleophas, and Mary Magdalen. . . .

Romans 8:9 But you are not in the flesh, but the spirit, if so be that the Spirit of God dwell in you. Now if any man have not the Spirit of Christ, he is none of his.

Romans 14:15 For if, because of thy meat, thy brother be grieved, thou walkest not now according to charity. Destroy not him with thy meat, for whom Christ died.

1 Corinthians 3:23 And you are Christ's. And Christ is God's.

1 Corinthians 15:23 But every one in his own order: the firstfruits, Christ: then they that are of Christ, who have believed in his coming.

2 Corinthians 10:7 See the things that are according to outward appearance. If any man trust to himself, that he is Christ's let him think this again with himself, that as he is Christ's, so are we also.

Galatians 3:29 And if you be Christ's, then are you the seed of Abraham, heirs according to the promise.

Galatians 5:24 And they that are Christ's have crucified their flesh, with the vices and concupiscences.