Matthew 13:52

Description: Every scribe instructed in the kingdom of heaven brings forth from his treasure things new and old

Preface and Praise of Sacred Scripture

Sacred Writers as Pens of the Holy Spirit — Quoted as Christ's teaching that the theologian must draw from both Old and New Testaments
"Every scribe," that is, every Doctor, every Theologian, "instructed in the kingdom of heaven, brings forth from his treasure things new and old."