Who said "Hurry, hurry brings no blessing."?

Swahili proverb. Source: Taylor, African Aphorisms (1891), no. 86.

What is the original Swahili?

Haraka, haraka, haina mbaraka. Translated from the original Swahili by Spartan Surfers.

Hurry, hurry brings no blessing.

Swahili proverb, Taylor, African Aphorisms (1891), no. 86

The source

"Hurry, hurry brings no blessing." This Swahili proverb is recorded in Taylor, African Aphorisms (1891), no. 86. Translated from the original Swahili by Spartan Surfers.

"Haraka, haraka, haina mbaraka."

Original Swahili, Taylor, African Aphorisms (1891), no. 86. 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 "Hurry, hurry brings no blessing."?: Swahili proverb. Source: Taylor, African Aphorisms (1891), no. 86.
What is the original Swahili?: Haraka, haraka, haina mbaraka. Translated from the original Swahili by Spartan Surfers.