Here are some scripture readings to consider:
Do not let your hearts be troubled.
Revelation 21:1-5a, 6b-7
I saw a new heaven and a new earth
Remember that your compassion, O Lord…
The Lord is my shepherd.
The scripture readings listed below are from The Order of Christian Funerals (The Rites of the Catholic Church Volume I):
Job 19:1, 23-27
I know that my Redeemer lives.
Isaiah 25:6A, 7-9
The Lord God will destroy death for ever.
Acts of the Apostles 10:34-43 (longer) or 10:34-36, 42-43 (shorter)
God has appointed Jesus to judge everyone, alive and dead.
Romans 14:7-9, 10b-12
Whether alive or dead, we belong to the Lord.
1 Corinthians 15:51-57
Death is swallowed up in victory.
2 Corinthians 5:1, 6-10
We have an everlasting home in heaven.
2 Timothy 2:8-13
If we have died with him, we shall live with him.
1 John 3:1-2
We shall see God as he really is.
Happy are those who die in the Lord.