The interpretation timeline
Sirach 51:6 Douay-Rheims

From the oppression of the flame which surrounded me, and in the midst of the fire I was not burnt.

2 witnesses

Post-Reformation

c. 1650 – 1900
1849
A.D.
1774–1849
“In. Greek, “from the midst of a fire which I did not enkindle,” or deserve by any crime.”

Undated

date unknown
date
unknown
Glossa Ordinaria Medieval
“From the pressure of the flame. This befell the three children bodily in the furnace of fire; but all the saints are freed spiritually from the heat of persecution.”
Modern · 1953 →

The in-app commentary runs from the Fathers to the early-modern record, then stops — that's where the public-domain sources end, not where the reading does. For the modern reading, follow the sources directly.