NET
28 Absalom instructed his servants, “Look! When Amnon is drunk and I say to you, ‘Strike Amnon down,’ kill him then and there. Don’t fear! Is it not I who have given you these instructions? Be strong and courageous!”
Darby
28 And Absalom commanded his servants, saying, Mark ye now when Amnon's heart is merry with wine, and when I say to you, Smite Amnon; then slay him, fear not: have not I commanded you? be courageous, and be valiant.
KJV
28 Now Absalom had commanded his servants, saying, Mark ye now when Amnon's heart is merry with wine, and when I say unto you, Smite Amnon; then kill him, fear not: have not I commanded you? be courageous, and be valiant.