Be not rash with thy mouth, and let not thine heart be hasty toutterany thing before God: for God isinheaven, and thou upon earth: therefore let thy words be few.

-Bible (Old Testament)
Ecclesiastes 5:2.

Wee, sleeket, cowrin, tim'rous beastie, O, what a panic's in thy breastie! Thou need na start awa sae hasty Wi' bickering brattle! I wad be laith to rin an'chase thee, Wi'murd'ring pattle!

-Burns, Robert
  'To A Mouse, On turning her up in her Nest with the Plough, November,1785', stanza1.

Man prays for evil, as he prays for good; man is ever hasty.

-The Koran
Sura17, l.11.