A hard question, faced honestly
Isn't the God of the Old Testament Cruel?
The God of the Old Testament describes himself, in that same Old Testament, as merciful and gracious, longsuffering, and abundant in goodness and truth. The hard passages are real and should not be explained away, but they sit inside a book that relentlessly commands justice for the poor, welcome for the stranger, and mercy over sacrifice. It is the same God Jesus called Father. Read whole, the Old Testament is not the story of a cruel deity but of a patient God bearing with a violent world and slowly leading it toward himself.
“And the LORD passed by before him, and proclaimed, The LORD, The LORD God, merciful and gracious, longsuffering, and abundant in goodness and truth,”Exodus 34:6
“For I have no pleasure in the death of him that dieth, saith the Lord GOD: wherefore turn yourselves, and live ye.”Ezekiel 18:32
“He hath shewed thee, O man, what is good; and what doth the LORD require of thee, but to do justly, and to love mercy, and to walk humbly with thy God?”Micah 6:8
Let's not dodge it
It will not do to pretend the difficult texts are not there: the conquests, the laws that sound harsh to modern ears, the judgments. A faith that hides from its own scriptures is not worth having. And a God who was casually cruel would deserve the objection fully. So this question should be faced at full strength, not deflected. The reader who is troubled by these passages is often taking the moral weight of the Bible more seriously than the one who skims past them.
How Christians have answered
Several things belong in an honest answer. The Old Testament is largely narrative, and it reports many things it does not endorse. Its laws, harsh as some sound, were often dramatically more humane than the surrounding cultures, restraining violence rather than inciting it. The judgments fall in a long story of a patient God confronting genuine, entrenched evil after centuries of warning. And that same God defines himself by compassion, defends widows and foreigners, and says he has no pleasure in the death of the wicked. The Old Testament does not hide humanity's darkness, God's included in our accusations; it moves steadily toward the light that dawns in Jesus.
Where it leads
The clearest window into the character of the Old Testament God is Jesus, who said whoever has seen him has seen the Father. He is the same God, now with a face: touching lepers, forgiving enemies, weeping at graves, dying for the very people who killed him. If you want to know whether the God of Sinai is cruel, look at Calvary, where that God bled rather than let his enemies perish. The story that troubled you was always heading here, toward a mercy costlier than you imagined.
Questions people ask
How can the same God be angry in the Old Testament and loving in the New?
He is not two Gods but one. The Old Testament repeatedly calls him merciful, gracious, and slow to anger, and the New Testament speaks soberly of judgment too. The full portrait, love and justice together, runs through both and is revealed most clearly in Jesus.
What about the violent conquest passages?
They are among the hardest texts, and honest Christians wrestle with them rather than celebrate them. They come within a long narrative of patient warning against deeply entrenched evil, in a book that commands mercy and justice throughout and moves toward a God who dies for his enemies rather than destroying them.