Exodus 12:15-20 gives the original instructions for eating unleavened bread for seven days, which Exodus 13:6 follows.

Exodus 34:18 repeats the command to celebrate the Festival of Unleavened Bread for seven days as instituted here.

Exodus 23:15 repeats the command to keep the Feast of Unleavened Bread for seven days, linking it to the Exodus.

Leviticus 23:8 repeats the same instruction to eat unleavened bread for seven days and hold a sacred assembly on the seventh day.

Leviticus 23:6 gives the same seven-day Feast of Unleavened Bread with the specific date of the fifteenth day.

Numbers 28:17 also commands a seven-day feast of unleavened bread on the fifteenth day.

Numbers 28:25 specifies a holy convocation on the seventh day, matching the feast mentioned here.

Joshua 5:11 records the Israelites eating unleavened cakes after entering Canaan, fulfilling the practice commanded here.

2 Chronicles 30:21 describes a seven-day Feast of Unleavened Bread with gladness under Hezekiah, echoing this command.

2 Chronicles 35:17 notes Josiah's observance of the Passover and Feast of Unleavened Bread for seven days.

Ezra 6:22 recounts the post-exilic celebration of the Feast of Unleavened Bread for seven days with joy.

Matthew 26:17 identifies the first day of Unleavened Bread as the time for preparing the Passover, linking to this feast.

1 Corinthians 5:7 identifies Christ as the Passover lamb, using unleavened bread as a symbol of purity, fulfilling the feast's typology.

1 Corinthians 5:8 calls believers to live with sincerity and truth as the unleavened bread, applying the feast's symbolism to Christian conduct.

Acts 20:6 mentions the 'days of Unleavened Bread' as a chronological marker, showing the feast's continued observance in the early church.