Who know that they shall meet their Lord and that they shall return to Him.
2:249 فَلَمَّا فَصَلَ طَالُوتُ بِٱلْجُنُودِ قَالَ إِنَّ ٱللَّهَ مُبْتَلِيكُم بِنَهَرٍ فَمَن شَرِبَ مِنْهُ فَلَيْسَ مِنِّى وَمَن لَّمْ يَطْعَمْهُ فَإِنَّهُۥ مِنِّىٓ إِلَّا مَنِ ٱغْتَرَفَ غُرْفَةًۢ بِيَدِهِۦ فَشَرِبُوا۟ مِنْهُ إِلَّا قَلِيلًا مِّنْهُمْ فَلَمَّا جَاوَزَهُۥ هُوَ وَٱلَّذِينَ ءَامَنُوا۟ مَعَهُۥ قَالُوا۟ لَا طَاقَةَ لَنَا ٱلْيَوْمَ بِجَالُوتَ وَجُنُودِهِۦ قَالَ ٱلَّذِينَ يَظُنُّونَ أَنَّهُم مُّلَٰقُوا۟ ٱللَّهِ كَم مِّن فِئَةٍ قَلِيلَةٍ غَلَبَتْ فِئَةً كَثِيرَةًۢ بِإِذْنِ ٱللَّهِ وَٱللَّهُ مَعَ ٱلصَّٰبِرِينَ
So when Talut departed with the forces, he said: Surely Allah will try you with a river; whoever then drinks from it, he is not of me, and whoever does not taste of it, he is surely of me, except he who takes with his hand as much of it as fills the hand; but with the exception of a few of them they drank from it. So when he had crossed it, he and those who believed with him, they said: We have today no power against Jalut and his forces. Those who were sure that they would meet their Lord said: How often has a small party vanquished a numerous host by Allah's permission, and Allah is with the patient.
11:29 وَيَٰقَوْمِ لَآ أَسْـَٔلُكُمْ عَلَيْهِ مَالًا إِنْ أَجْرِىَ إِلَّا عَلَى ٱللَّهِ وَمَآ أَنَا۠ بِطَارِدِ ٱلَّذِينَ ءَامَنُوٓا۟ إِنَّهُم مُّلَٰقُوا۟ رَبِّهِمْ وَلَٰكِنِّىٓ أَرَىٰكُمْ قَوْمًا تَجْهَلُونَ
And, O my people! I ask you not for wealth in return for it; my reward is only with Allah and I am not going to drive away those who believe; surely they shall meet their Lord, but I consider you a people who are ignorant: