For Marriage
Many problems will beset you. It must be abandoned, otherwise, you will have a very hard and bad life.
For Business / Deal
Much toil and in the end, loss and damage—do not do it, or you will deeply regret it.
عَسَىٰ رَبُّكُمْ أَن يَرْحَمَكُمْ ۚ وَإِنْ عُدتُّمْ عُدْنَا ۘ وَجَعَلْنَا جَهَنَّمَ لِلْكَافِرِينَ حَصِيرًا
AAasa rabbukum an yarhamakum wain AAudtum AAudna wajaAAalna jahannama lilkafireena haseeran
It may be that your Lord may (yet) show Mercy unto you; but if ye revert (to your sins), We shall revert (to Our punishments): And we have made Hell a prison for those who reject (all Faith).