King James Version (KJV)
If I regard iniquity in my heart, the Lord will not hear me:
Modern English
If I had cherished iniquity in my heart, the Lord would not have listened.
Hebrew
אָ֣וֶן אִם רָאִ֣יתִי בְלִבִּ֑י לֹ֣א יִשְׁמַ֣ע אֲדֹנָֽי׃
ʾaven ʾim raʾiytiy blibiy loʾ yishmaʿ ʾadonay