Surah Al-Ahzab, ayah 23

33:23

مِّنَ ٱلۡمُؤۡمِنِينَ رِجَالٞ صَدَقُواْ مَا عَٰهَدُواْ ٱللَّهَ عَلَيۡهِۖ فَمِنۡهُم مَّن قَضَىٰ نَحۡبَهُۥ وَمِنۡهُم مَّن يَنتَظِرُۖ وَمَا بَدَّلُواْ تَبۡدِيلٗا ٢٣

Mminal-mu'minīna rijālun sadaqū mā 'āhadullāha 'alayhi faminhum man qadā nahbahū waminhum man yantaziru wamā baddalū tabdīlā

Among the believers are men true to what they promised Allāh. Among them is he who has fulfilled his vow [to the death], and among them is he who awaits [his chance]. And they did not alter [the terms of their commitment] by any alteration -