The Two Gray Kits is a version of the rhyme, Tom a Lin and His Wife and His Wife's Mother.

The Two Gray Kits - English Children's Songs - England - Mama Lisa's World: Children's Songs and Rhymes from Around the World  - Intro Image

Notes

In the version from The Little Mother Goose (1912), illustrated by Jessie Willcox Smith, the last two lines are:

May the rats go with you,
Says Tom Robin.

Thanks and Acknowledgements

The illustration is from Mother Goose, The Original Volland Edition (1915), edited and arranged by Eulalie Osgood Grover and illustrated by Frederick Richardson (with some graphical editing by Mama Lisa).