John 5:39

Irenaeus Against Heresies Book IV

Wherefore also John does appropriately relate that the Lord said to the Jews: "Ye search the Scriptures, in which ye think ye have eternal life; these are they which testify of me. And ye are not willing to come unto Me, that ye may have life."[119]

Tertullian The Prescription Against Heretics

-in other words, the law and the prophets, which preach Christ; as also in another place He says plainly, "Search the Scriptures, in which ye expect (to find) salvation; for they testify of me; "[88]

Origen Against Celsus Book III

and by the prophecies uttered concerning Him, and by the cures wrought in His name, and by the wisdom and knowledge which are in Him, and the deeper truths which are discovered by those who know how to ascend from a simple faith, and to investigate the meaning which lies in the divine Scriptures, agreeably to the injunctions of Jesus, who said, "Search the Scriptures,"[108]

Origen Against Celsus Book V

or unwilling to devote the necessary leisure to the investigation of Scripture, notwithstanding the injunction of Jesus, "Search the Scriptures."[67]

Cyprian Treatise XII Three Books of Testimonies Against the Jews

For if ye had believed Moses, ye would also believe me: for he wrote of me. But if ye believe not his writings, how shall ye believe my words? "[78]

Pseudo-Gregory Thaumaturgus Second Homily

And again, "Search the Scriptures, for in them ye think ye have eternal life."[20]

Methodius Discourse VIII. Thekla

But to search out and explain the solution of them is beyond my powers. Nevertheless, let me venture, trusting in Him who commanded to search the Scriptures.[13]

Methodius Oration on the Psalms

Learn the mysteries of God; the very thing itself which is being done bears witness that it is God that is thus hymned by uninstructed tongues. Search the Scriptures, as ye have heard[36]

Constitutions of the Holy Apostles Book II

Let him he patient and gentle in his admonitions, well instructed himself, meditating in and diligently studying the Lord's books, and reading them frequently, that so he may be able carefully to interpret the Scriptures, expounding the Gospel in correspondence with the prophets and with the law; and let the expositions from the law and the prophets correspond to the Gospel. For the Lord Jesus says: "Search the Scriptures; for they are those which testify of me."[26]

Origen Commentary on John Book V

Christ is written about even in the Pentateuch; He is spoken of in each of the Prophets, and in the Psalms, and, in a word, as the Saviour Himself says, in all the Scriptures. He refers us to them all, when He says:[14]

Origen Commentary on John Book VI

If the prophetic voice be nothing but sound, how does our Lord come to refer us to it as where He says,[77]