Study
27 So God created man in his own image, in the image of God created he him; male and female created he them.
6 Whoso sheddeth man's blood, by man shall his blood be shed: for in the image of God made he man.
To be fruitful relates to goodnesses, and to be multiplied, truths.
(References: Arcana Coelestia 1014, 1018)