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

Sirach 26:19

My son, keep the flower of thine age sound; and give not thy strength to strangers.

Parallel Translations

LXX2012View canonical →
My son, keep the flower of your age sound; and give not your strength to strangers.
Septuagint in American English (2012)