Prophetic messages often begin by establishing the messenger's authority and historical setting, offering a window into the spiritual climate of the time. The message delivered to Zephaniah is a direct communication from God [מצודת דוד]. His background is uniquely traced back four generations to his great-great-grandfather, Hezekiah. The primary approach among commentators is that such an unusually detailed family tree indicates his ancestors were great and respected individuals, perhaps even leaders in Judah or prophets themselves.
There is an interesting discussion regarding the identity of Hezekiah, the earliest named ancestor. One approach suggests this is actually King Hezekiah of Judah. In this view, Amariah, the next in line, was the brother of King Manasseh [אבן עזרא, מלבי״ם]. Even though there is a generational mismatch between the prophet and the ruling king of his time, this is explained by the passage of well over a century [אבן עזרא]. Conversely, other commentators argue against this royal connection. They point out that if this ancestor were truly the king, his royal title would have been explicitly mentioned, just as the titles of the ruling kings are clearly noted in the same context. Therefore, they conclude that this Hezekiah was another highly respected figure or prophet, rather than the monarch [רד״ק, אברבנאל].
The prophecy takes place during the reign of King Josiah of Judah. By this period, the northern Kingdom of Israel had already been conquered and its people exiled by Assyria. As a result, the message is directed specifically toward the remaining Kingdom of Judah and the city of Jerusalem [ביאור שטיינזלץ]. Historically, these events unfold at the very beginning of Josiah's rule. At this stage, the nation was still deeply immersed in sin and had not yet returned to God [מלבי״ם, רד״ק, אברבנאל]. It is highly likely that Zephaniah's harsh words of warning were the exact catalyst that finally pushed the king and the people to repent and change their behavior [אברבנאל].
During this critical time, Zephaniah was not working alone. He was part of a dedicated trio of prophets striving to guide the nation back to the right path. While Jeremiah preached in the public markets and streets, and Huldah focused her efforts among the women, Zephaniah delivered his messages from within the synagogues and study halls [רד״ק, אברבנאל].