Luke 22:1
Now the festival of Unleavened Bread, which is called the Passover, was drawing near.
Luke 22:7
Then came the day of Unleavened Bread, on which the paschal lamb must be sacrificed.
Acts 2:46
Day after day they continued stedfastly with one accord in the Temple; and breaking bread together in their own homes, they continued to eat their food with gladness and an undivided heart,
1 Corinthians 5:7-8
Then get rid of the old leaven, so that you may be like a new lump, as you are now unleavened. For our Paschal Lamb has already been sacrificed, Christ himself.
Philippians 4:4
Rejoice in the Lord alway, and again will I say, rejoice!