4 occurrences across the corpus

OT Pseudepigrapha

The First Book of Adam and Eve 68:8

There they saw a tree, and found on it solid manna; and wondered at God's power. And the angels commanded them to eat of the manna when they were hungry.

The Letter of Aristeas 3:16

They made the table two cubits [*1] long, one cubit broad, one and a half cubits high fashioning it of pure solid gold.

The Sibylline Oracles 1:112

Distinguished reverence and solid wisdom;

The Sibylline Oracles 8:238

Shall bring to light upon the solid rock