He heard the sound of the trumpet but did not heed the warning, so he is responsible for himself. ¹  If he had heeded the warning, he would have saved his life.

Yes, your servant finds moral guidance there; ¹  those who obey them receive a rich reward. ² 

However, if you warn the righteous person not to sin, and he ¹  does not sin, he will certainly live because he was warned, and you will have saved your own life.”

but there is one who hears the sound of the trumpet yet does not heed the warning. Then the sword comes and sweeps him away. He will be responsible for his own death. ¹ 

But suppose the watchman sees the sword coming and does not blow the trumpet to warn the people. Then the sword comes and takes one of their lives. He is swept away for his iniquity, ¹  but I will hold the watchman accountable for that person’s death.’ ²