genesis 13:15, and the Gikuyu beliefs

for all the land that you see I will give to you and to your offspring forever.

nakii Gikuyu ni oirwo ni MweneNyaga akihaicio kirinyaga iguru,
akirwo bururi uyu wothe ukuona nindakuhe utuike wa njiarwa ciaku.

https://www.youtube.com/watch?v=fx60_n59YpU