For Marriage
It is a suitable case. Proceed with Tawakkul in Allah; do not forget Sadaqah.
For Business / Deal
You will gain a good profit; proceed with Tawakkul in Allah and by observing Sharia standards (Islamic guidelines).
وَمِنَ الشَّيَاطِينِ مَن يَغُوصُونَ لَهُ وَيَعْمَلُونَ عَمَلًا دُونَ ذَٰلِكَ ۖ وَكُنَّا لَهُمْ حَافِظِينَ
Wamina alshshayateeni man yaghoosoona lahu wayaAAmaloona AAamalan doona thalika wakunna lahum hafitheena
And of the evil ones, were some who dived for him, and did other work besides; and it was We Who guarded them.