Contradiction with Matthew 13:17
This verse suggests that prophets did not see or hear things that they desired, as opposed to 1 Peter 1:10, which suggests prophets inquired diligently.
Matthew 13:17: For verily I say unto you, That many prophets and righteous [men] have desired to see [those things] which ye see, and have not seen [them]; and to hear [those things] which ye hear, and have not heard [them].
Contradiction with John 12:41
This verse could imply that prophets like Isaiah clearly saw the glory of Christ, potentially contradicting the notion of searching or inquiring.
John 12:41: These things said Esaias, when he saw his glory, and spake of him.
Contradiction with Deuteronomy 18:15
Suggests a prophet is definitive and clear, which could contrast with the idea of prophets seeking and searching for understanding.
Deuteronomy 18:15: The LORD thy God will raise up unto thee a Prophet from the midst of thee, of thy brethren, like unto me; unto him ye shall hearken;
Contradiction with Isaiah 29:10
Indicates a spirit of deep sleep on prophets, which contradicts the idea in 1 Peter 1:10 of diligent inquiry.
Isaiah 29:10: For the LORD hath poured out upon you the spirit of deep sleep, and hath closed your eyes: the prophets and your rulers, the seers hath he covered. [rulers: Heb. heads]
Contradiction with 2 Peter 1:21
Suggests prophecy is not from personal inquiry at all, contradicting the idea that prophets searched and inquired diligently.
2 Peter 1:21: For the prophecy came not in old time by the will of man: but holy men of God spake [as they were] moved by the Holy Ghost. [in old time: or, at any time]