Romans 14:8

for if we live, we live for the Lord, and if we die, we die for the Lord; whether therefore we live, or whether we die, we are the Lord's.

Philippians 1:20

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

1 Thessalonians 5:10

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

Revelation 14:13

And I heard a voice from heaven, saying, Write, Blessed are the dead who die in the Lord from henceforth. Yes, says the Spirit, they shall rest from their labors; and their works follow after them.

John 21:19

but he said this signifying by what death he should glorify God; and having said this, he said to him, Follow me.

Acts 13:36

For David, having in his generation served the will of God, fell asleep, and was gathered to his fathers and saw destruction;

Acts 20:24

But life precious to myself, I make of no account that I may finish my course and the service which I received of the Lord Jesus, to testify the gospel of the grace of God.

Acts 21:13

But Paul answered, What do you do, to weep and break 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 to come, all are yours,

1 Corinthians 15:23

But each one in his own order; Christ a first fruit, then those who are Christ's at his coming;

Philippians 2:17

But if I am even poured out as a libation on the sacrifice and service of your faith, I rejoice and congratulate you all;

Philippians 2:30

because on account of the work he was nigh to death, not having consulted properly for his life, that he might fully supply your lack of service to me.

1 Thessalonians 4:14-18

For if we believe that Jesus died and rose again, so also will God bring with him those that have fallen asleep on account of 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 said to him, Follow me.
Acts 13:36
For David, having in his generation served the will of God, fell asleep, and was gathered to his fathers and saw destruction;
Acts 20:24
But life precious to myself, I make of no account that I may finish my course and the service which I received of the Lord Jesus, to testify the gospel of the grace of God.
Acts 21:13
But Paul answered, What do you do, to weep and break 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 I am even poured out as a libation on the sacrifice and service of your faith, I rejoice and congratulate you all;
1 Thessalonians 5:10
who died for us, that, whether we wake 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 to come, all are yours,
1 Corinthians 15:23
But each one in his own order; Christ a first fruit, then those who are Christ's at his coming;
1 Thessalonians 4:14
For if we believe that Jesus died and rose again, so also will God bring with him those that have fallen asleep on account of Jesus.
Revelation 14:13
And I heard a voice from heaven, saying, Write, Blessed are the dead who die in the Lord from henceforth. Yes, says the Spirit, they shall rest from their labors; and their works follow after them.