Jesus answered and said to him,"Most assuredly,I say to you,Unless one is born again,He cannot see the kingdom of God.
John 3:3

For God so loved the world that He gave His only begotten Son,that whoever believes in Him should not perish but have everlasting life
John 3:16

that if you confess with your mouth the Lord Jesus and believe in your heart that God has raised Him from the dead,you will be saved.
Romans 10:9

But I do not want you to be ignorant,brethren,concerning those who have fallen asleep,lest you sorrow as others who have no hope.
1 Thessalonians 4:13

For if we believe that Jesus died and arose again, even so God will bring with Him those who sleep in Jesus.
1 Thessalonians 4:14

For this we say to you by the word of Lord,that we who are alive and remain until the coming of the Lord will by no means precede those who are asleep.
1 Thessalonians 4:15

For the Lord Himself will descend from heaven with a shout,with the trumpet ofGod,And the dead in Christ will rise first.
1 Thessalonians 4:16

Then we who are alive and remain shall be caught up together with them in the clouds to meet the Lord in the air.And thus we shall always be with the Lord.
1 Thessalonians 4:17

Therefore comfort one another with these words.
1 Thessalonians 4:18