✦⋆· said, "Muslims [make and] fulfil their promises according to what is permissible."

● "When they break a covenant, Allah allows their enemy to gain mastery over them."

● "He who does not keep a promise has no religion."

✦⋆· said, "Verily fulfilment of a promise is part of faith."

● "He who does not observe his promises and his guarantee does not have conviction in Allah."

● "Accept promises of those who can steadfastly adhere to their pledges."

✦⋆· said, "Allah, Mighty and Exalted, has not granted anyone a concession ... the fulfilment of one's promise, be it to the good person or the bad."