Berean Study Bible (BSB) - 1 Samuel 28:18 >

Because you did not obey the LORD or carry out His burning anger against Amalek, the LORD has done this to you today.

Jewish Publication Society of America Version (JPS1917) - 1 Samuel 28:18 >

Because thou didst not hearken to the voice of the LORD, and didst not execute His fierce wrath upon Amalek, therefore hath the LORD done this thing unto thee this day.