1 Corinthians 15:4

15:4 and that he was buried, and that he was raised on the third day according to the scriptures,

1 Corinthians 15:20

15:20 But now Christ has been raised from the dead, the firstfruits of those who have fallen asleep.

1 Corinthians 15:23

15:23 But each in his own order: Christ, the firstfruits; then when Christ comes, those who belong to him.