Who said "Canoe on top. Wave below."?

Swahili proverb. Source: Taylor, African Aphorisms (1891), no. 419.

What is the original Swahili?

Ngarawa juu, wimbi. Translated from the original Swahili by Spartan Surfers.

Canoe on top. Wave below.

Swahili proverb, Taylor, African Aphorisms (1891), no. 419

The source

"Canoe on top. Wave below." This Swahili proverb is recorded in Taylor, African Aphorisms (1891), no. 419. Translated from the original Swahili by Spartan Surfers.

"Ngarawa juu, wimbi"

Original Swahili, Taylor, African Aphorisms (1891), no. 419. Swahili: W. E. Taylor, African Aphorisms (1891), archive.org; meaning checked against Taylor's English.

Who said it

Proverbs of the world (Every age). Sayings from the Latin, Greek, Norse, Japanese, Chinese and more, each traced to an old source in its own language.

Questions

Who said "Canoe on top. Wave below."?: Swahili proverb. Source: Taylor, African Aphorisms (1891), no. 419.
What is the original Swahili?: Ngarawa juu, wimbi. Translated from the original Swahili by Spartan Surfers.