Cow Bull

Entering the fold where the kine are kept, the following Srutis should be uttered,--

1. The cow is my mother. 
2. The bull is my sire. 

Give me heaven and earthly prosperity!

http://www.sacred-texts.com/hin/m13/m13b041.htm
https://freeglobaluniversity.blogspot.com/search/label/FatherMotherSpecies