New Revised Standard Version
When Phinehas son of Eleazar, son of Aaron the priest, saw it, he got up and left the congregation. Taking a spear in his hand,

Contemporary English Version
Phinehas, the grandson of Aaron the priest, saw the couple and left the crowd. He found a spear

New American Bible
When Phinehas, son of Eleazar, son of Aaron the priest, saw this, he rose up from the assembly, and taking a spear in his hand,

Douay-Rheims Bible
And when Phinees the son of Eleazar the son of Aaron the priest saw it, he rose up from the midst of the multitude, and taking a dagger,

And when Phinees the son of Eleazar the son of Aaron the priest saw it, he rose up from the midst of the multitude, and taking a dagger,

thrust

Numbers 25:5,11 And Moses said to the judges of Israel: Let every man kill his neighbours, that have been initiated to Beelphegor. . . .

Psalm 106:29-31 And they provoked him with their inventions: and destruction was multiplied among them. . . .

so the plague

Numbers 16:46-48 Moses said to Aaron: Take the censer, and putting fire in it from the altar, put incense upon it, and go quickly to the people to pray for them: for already wrath is gone out from the Lord, and the plague rageth. . . .

2 Samuel 24:25 And David built there an altar to the Lord, and offered holocausts and peace offerings: and the Lord became merciful to the land, and the plague was stayed from Israel.

1 Chronicles 21:22 And David said to him: Give me this place of thy thrashingfloor, that I may build therein an altar to the Lord: but thou shalt take of me as much money as it is worth, that the plague may cease from the people.