DO NOT CAUSE OR SUFFER INJUSTICE
When the Prophet Muhammad (peace be upon him) left a house, he would say:
"In the name of God, I put my trust in God. O God, I seek refuge in Thee lest I stray or be led astray or cause injustice or suffer injustice or do wrong or have wrong done to me!"
Fiqh-us-Sunnah, Volume 2, Number 67b