Question

Why is seven was an auspicious number in ancient cultures

Answer 1

Bcoz there r 7 colours in rainbow, there r
7 wonders in the world....

Answer 2

Not only in ancient culture, number seven is considered as a luck number in modern days too.

Chinese compared the number seven to life as its pronunciation was more similar to the Chinese pronunciation of life.

Number seven is considered as a good omen in means of relationship.

According to Buddhism, number seven is considered as a number of ascent.

In Christianity, God is represented by the seventh ray and the center of creations  

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