Luke 22:1
Now the feast of unleavened bread, which is called the passover, was at hand.
Luke 22:7
Then came the day of unleavened bread, when the passover must be killed.
Acts 2:46
And with one consent, they continued daily in the temple; and, breaking bread from house to house, they partook of their food with gladness and simplicity of heart,
1 Corinthians 5:7-8
Purge out the old leaven, that you may be a new mass, as you are without leaven; for Christ, our passover, has been sacrificed for us.
Philippians 4:4
Rejoice in the Lord always; and again I say, Rejoice.