From his father, from his grandfather, that the Prophet ﷺ said: "Whoever asks Allah for Martyrdom sincerely in his heart, Allah will grant the status of martyrdom for him, even if he were to die in his bed."  

عَنِ النَّبِيِّ ﷺ قَالَ مَنْ سَأَلَ اللَّهَ الشَّهَادَةَ مِنْ قَلْبِهِ صَادِقًا بَلَّغَهُ اللَّهُ مَنَازِلَ الشُّهَدَاءِ وَإِنْ مَاتَ عَلَى فِرَاشِهِ  

That the Prophet ﷺ said: "Whoever asks Allah to be killed in His cause sincerely from his heart, Allah shall give him the reward of martyrdom.  

عَنِ النَّبِيِّ ﷺ قَالَ مَنْ سَأَلَ اللَّهَ الْقَتْلَ فِي سَبِيلِهِ صَادِقًا مِنْ قَلْبِهِ أَعْطَاهُ اللَّهُ أَجْرَ الشَّهِيدِ