Contradiction with Psalm 78:38
This verse talks about God being merciful and forgiving iniquity, contradicting the anger mentioned in Ezekiel 20:17.
Psalm 78:38: But he, [being] full of compassion, forgave [their] iniquity, and destroyed [them] not: yea, many a time turned he his anger away, and did not stir up all his wrath.
Contradiction with Jeremiah 32:18
This verse describes God as punishing the iniquity of fathers on their children, which contrasts with the sparing action in Ezekiel 20:17.
Jeremiah 32:18: Thou shewest lovingkindness unto thousands, and recompensest the iniquity of the fathers into the bosom of their children after them: the Great, the Mighty God, the LORD of hosts, [is] his name,
Contradiction with Exodus 34:6-7
These verses describe God as merciful and gracious, slow to anger, which contrasts with the implied wrath in Ezekiel 20:17.
Exodus 34:6-7: And the LORD passed by before him, and proclaimed, The LORD, The LORD God, merciful and gracious, longsuffering, and abundant in goodness and truth,