HADITH: The person who fasts enjoys the gardens of Paradise and the angels keep praying for him till he breaks his fast. Bukhari

HADITH: The buyer and the seller have the option of canceling or confirming the deal unless they separate. Bukhari

One who takes back his gift (which he has already given) is like a dog that swallows its vomit. Bukahri

Do not urge somebody to return what he has already bought(i.e. in optional sale) from another seller so as to sell him your own goods. Bukhari

He who makes peace between the people by inventing good information or saying good things, is not a liar. Bukhari

He who wore silk in this world would not wear it in the hereafter. Sahih Muslim

O Allah bless us in month of ramadhan ours, and give us of its good, and its assistance keep us away from its harm, and its evil. Bukhari

HADITH: Try to earn a lawful livelihood is (also) an obligation like the other obligation (in Islam). Baihaqi

Yea, whoever fulfills his promise and guards (against evil) - then surely Allah loves those who guard (against evil). Al-Quran