The verse 2 Peter 2:16 from the King James Version of the Bible reads as follows: "But was rebuked for his iniquity: the dumb ass speaking with man's voice forbad the madness of the prophet."

This verse is part of the second chapter of the second epistle of Peter. In this chapter, Peter warns his readers about false prophets and teachers who will introduce destructive heresies and lead many astray. He also references various examples from the Old Testament to illustrate his point. The specific verse 2:16 refers to the story of Balaam from the Book of Numbers in the Old Testament and serves as a warning against the consequences of following false prophets and the importance of heeding the true word of God.

In the story of Balaam, he was a pagan prophet who was hired by the king of Moab to curse the Israelites as they were journeying through the wilderness. However, God intervened and prevented Balaam from cursing the Israelites. This is where the donkey comes into play. Balaam's donkey saw the angel of the Lord standing in the way with a drawn sword, but Balaam did not. The donkey, being prompted by God, spoke to Balaam and questioned his actions. Balaam, in his madness and greed, beat the donkey three times before the Lord opened the donkey's mouth to speak to him. This miraculous event was a sign to Balaam that he was going against the will of God, and it ultimately led to his rebuke.

The key themes present in this verse are the consequences of sin and disobedience, the power and sovereignty of God, and the dangers of false prophets and teachers. The donkey speaking with a human voice serves as a powerful symbol of God's ability to use even the most unlikely of means to communicate His message and thwart the plans of the wicked. It also serves as a reminder that God's will cannot be thwarted by human folly or arrogance. The madness of the prophet, in this case, Balaam, symbolizes the destructive nature of sin and the folly of trusting in one's own wisdom rather than submitting to the will of God.

Furthermore, this verse serves as a warning to believers to discern false doctrines and teachings, as well as to be wary of those who claim to speak for God but are not aligned with His truth. The story of Balaam and his donkey serves as a powerful illustration of the consequences of following false prophets and the importance of remaining steadfast in the faith and obedient to God's word.

In the broader context of the chapter and the epistle as a whole, Peter is emphasizing the importance of holding fast to the true teachings of the Gospel and being on guard against false influences. The reference to Balaam serves as a cautionary tale and a reminder of God's faithfulness in ultimately thwarting the plans of the wicked and preserving His people.

In conclusion, 2 Peter 2:16 from the King James Version of the Bible serves as a powerful reminder of the consequences of sin and disobedience, the sovereignty and faithfulness of God, and the dangers of false prophets and teachings. It urges believers to remain steadfast in the true faith and to be discerning in the face of false influences. The story of Balaam and his donkey provides a striking and memorable illustration of these themes and serves as a timeless warning for believers to heed the true word of God and avoid the pitfalls of following false prophets.