Romans 14:8

For both if we should live, it is to the Lord we live; and if we should die, it is to the Lord we die: both if we should live then, and if we should die, we are the Lord's.

Philippians 1:20

according to my earnest expectation and hope, that in nothing I shall be ashamed, but in all boldness, as always, now also Christ shall be magnified in my body whether by life or by death.

1 Thessalonians 5:10

who has died for us, that whether we may be watching or sleep, we may live together with him.

Revelation 14:13

And I heard a voice out of the heaven saying, Write, Blessed the dead who die in the Lord from henceforth. Yea, saith the Spirit, that they may rest from their labours; for their works follow with them.

John 21:19

But he said this signifying by what death he should glorify God. And having said this, he says to him, Follow me.

Acts 13:36

For David indeed, having in his own generation ministered to the will of God, fell asleep, and was added to his fathers and saw corruption.

Acts 20:24

But I make no account of my life as dear to myself, so that I finish my course, and the ministry which I have received of the Lord Jesus, to testify the glad tidings of the grace of God.

Acts 21:13

But Paul answered, What do ye, weeping and breaking my heart? for I am ready not only to be bound, but also to die at Jerusalem for the name of the Lord Jesus.

1 Corinthians 3:22-23

Whether Paul, or Apollos, or Cephas, or the world, or life, or death, or things present, or things coming, all are yours;

1 Corinthians 15:23

But each in his own rank: the first-fruits, Christ; then those that are the Christ's at his coming.

Philippians 2:17

But if also I am poured out as a libation on the sacrifice and ministration of your faith, I rejoice, and rejoice in common with you all.

Philippians 2:30

because for the sake of the work he drew near even to death, venturing his life that he might fill up what lacked in your ministration toward me.

1 Thessalonians 4:14-18

For if we believe that Jesus has died and has risen again, so also God will bring with him those who have fallen asleep through Jesus.

Treasury of Scripture Knowledge

Summary

For whether we live, we live unto the Lord; and whether we die, we die unto the Lord: whether we live therefore, or die, we are the Lord's.

Bible References

We die unto

John 21:19
But he said this signifying by what death he should glorify God. And having said this, he says to him, Follow me.
Acts 13:36
For David indeed, having in his own generation ministered to the will of God, fell asleep, and was added to his fathers and saw corruption.
Acts 20:24
But I make no account of my life as dear to myself, so that I finish my course, and the ministry which I have received of the Lord Jesus, to testify the glad tidings of the grace of God.
Acts 21:13
But Paul answered, What do ye, weeping and breaking my heart? for I am ready not only to be bound, but also to die at Jerusalem for the name of the Lord Jesus.
Philippians 2:17
But if also I am poured out as a libation on the sacrifice and ministration of your faith, I rejoice, and rejoice in common with you all.
1 Thessalonians 5:10
who has died for us, that whether we may be watching or sleep, we may live together with him.

We live therefore

1 Corinthians 3:22
Whether Paul, or Apollos, or Cephas, or the world, or life, or death, or things present, or things coming, all are yours;
1 Corinthians 15:23
But each in his own rank: the first-fruits, Christ; then those that are the Christ's at his coming.
1 Thessalonians 4:14
For if we believe that Jesus has died and has risen again, so also God will bring with him those who have fallen asleep through Jesus.
Revelation 14:13
And I heard a voice out of the heaven saying, Write, Blessed the dead who die in the Lord from henceforth. Yea, saith the Spirit, that they may rest from their labours; for their works follow with them.