1- If there is an odour in a dream it is usually highly significant and will highlight whatever is happening.
If it is a pleasant one it suggests good times; if a bad one then it is more likely to be a warning of bad things.
2- Our sense of smell is extremely delicate, but just as the use of other senses is suspended or transmuted into something slightly different, an odour in a dream may be a way of reminding ourselves of another time or place.
3- A sweet odour in spiritual terms always signifies saintlincss and spirituality. [1]
If it is a pleasant one it suggests good times; if a bad one then it is more likely to be a warning of bad things. [3]
2. Sacrificial offering; Ephesians 5:2. Eccl. 10:1. [5]