The readings are salvation history, from the Old Testament. God's creative and redemptive power and loyalty to his people are emphasized. The Easter victory is prefigured in these mighty acts of God.
You may read these out loud or silently.
Exodus 14:10-31; 15:20-21 and Exodus 15:1b-13, 17-18 The Rescue from Egypt
Ezekiel 37:1-14 and Psalm 143 The Valley of the Dry Bones