Numbers 3:13

3:13 because all the firstborn are mine. When I destroyed all the firstborn in the land of Egypt, I set apart for myself all the firstborn in Israel, both man and beast. They belong to me. I am the Lord.”

Numbers 8:17

8:17 For all the firstborn males among the Israelites are mine, both humans and animals; when I destroyed all the firstborn in the land of Egypt I set them apart for myself.

Numbers 33:4

33:4 Now the Egyptians were burying all their firstborn, whom the Lord had killed among them; the Lord also executed judgments on their gods.

Psalms 78:51

78:51 He struck down all the firstborn in Egypt,

the firstfruits of their reproductive power in the tents of Ham.

Psalms 105:36

105:36 He struck down all the firstborn in their land,

the firstfruits of their reproductive power.

Psalms 135:8

135:8 He struck down the firstborn of Egypt,

including both men and animals.

Psalms 136:10

136:10 to the one who struck down the firstborn of Egypt,

for his loyal love endures,

Hebrews 11:28

11:28 By faith he kept the Passover and the sprinkling of the blood, so that the one who destroyed the firstborn would not touch them.

Hebrews 12:23

12:23 and congregation of the firstborn, who are enrolled in heaven, and to God, the judge of all, and to the spirits of the righteous, who have been made perfect,