For Marriage
Do not be discouraged by the words and taunts of ignorant people. It is a suitable case; proceed, and you will find a blessed end.
For Business / Deal
It is good. Do not let any fear of problems or rumors enter your heart.
وَلَقَدْ نَعْلَمُ أَنَّهُمْ يَقُولُونَ إِنَّمَا يُعَلِّمُهُ بَشَرٌ ۗ لِّسَانُ الَّذِي يُلْحِدُونَ إِلَيْهِ أَعْجَمِيٌّ وَهَٰذَا لِسَانٌ عَرَبِيٌّ مُّبِينٌ
Walaqad naAAlamu annahum yaqooloona innama yuAAallimuhu basharun lisanu allathee yulhidoona ilayhi aAAjamiyyun wahatha lisanun AAarabiyyun mubeenun
We know indeed that they say, "It is a man that teaches him." The tongue of him they wickedly point to is notably foreign, while this is Arabic, pure and clear.