Jehoshaphat, one of Judah's finest kings, ranks among the top, following David and Josiah, and alongside Hezekiah. He reigned as a mature man, beginning at age 35 and ruling for 25 years from 872 BC to 848 BC, a few generations after David and Solomon. As a descendant of David, he carried the memory of a united kingdom and had no excuses for poor decisions, having served as co-regent under his father Asa for several years before taking the throne alone. His reign coincided with the height of Ahab and Jezebel's apostasy in Israel, a time of great prosperity for both nations but overshadowed by Israel's evil influence. Jehoshaphat, despite being contemporary with prophets like Elijah and Elisha, had limited contact with them as their focus was on Israel. He ruled uprightly, doing what was right in God's eyes, though he couldn't fully eliminate worship at the high places, achieving only partial success in this reform. Jehoshaphat's greatest fault was his early alliance with Ahab, king of Israel, sealed by the marriage of his son Jehoram to Ahab's daughter Athaliah around 865 BC, within the first few years of his reign. This decision, driven by geopolitical advantages like control of trade routes and military strength, proved disastrous. As the junior partner in a tripartite alliance with Israel and Phoenicia, Judah suffered under the influence of a more powerful Israel, leading to generational calamity, including idolatry, murders, and coups stemming from Athaliah's actions. Throughout his reign, this alliance repeatedly brought trouble. In one instance around 853 BC, Jehoshaphat joined Ahab in a campaign against Ramoth Gilead, reluctantly agreeing despite seeking God's counsel through a prophet who foretold Ahab's death. Ignoring the warning and even Ahab's deceptive tactics in battle, Jehoshaphat participated, narrowly escaping disaster only by God's protection, yet facing rebuke from a prophet for his poor decision, signaling God's wrath. Further instances of God's judgment followed. Jehoshaphat allied with Ahab's son Jehoram against Moab, resulting in an unfinished campaign marked by indignation, and later with Ahab's grandson Ahaziah in a failed trading venture, where ships were wrecked by a natural disaster. Only after these repeated failures, in his later years, did Jehoshaphat refuse further alliances with Ahab's house, learning to stand firm. In contrast, when facing an attack from Moab, Ammon, and others in his later reign, Jehoshaphat sought God's help instead of relying on alliances. Trusting in God's promise, he led Judah to a great victory without fighting, finally fulfilling his role as a true ruler. His reforms as a shepherd to his people were extensive: he sought God, kept His commandments, removed many idols, sent Levites to teach God's law, strengthened Judah's military with fortresses and a large army, and reformed the judiciary by appointing judges to rule in the fear of God, separating secular and religious matters. Despite early missteps as a ruler, earning him criticism for poor judgment, Jehoshaphat excelled as a shepherd to Judah. God's presence remained with him, and he ended his reign on a high note with victory, prosperity, peace, and rest, overcoming initial failures to become a true leader by trusting in God rather than human alliances.