Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
LXX

Psalms 104:36

He smote also every first-born of their land, the first-fruits of all their labour.

Parallel Translations

LXX2012View canonical →
He struck also every firstborn of their land, the first fruits of all their labor.
Septuagint in American English (2012)