New Living Translation
Think of all the hostility he endured from sinful people; then you won’t become weary and give up.

American Standard Version
For consider him that hath endured such gainsaying of sinners against himself, that ye wax not weary, fainting in your souls.

Berean Study Bible
Consider Him who endured such hostility from sinners, so that you will not grow weary and lose heart.

Douay-Rheims Bible
For think diligently upon him that endured such opposition from sinners against himself; that you be not wearied, fainting in your minds.

English Revised Version
For consider him that hath endured such gainsaying of sinners against themselves, that ye wax not weary, fainting in your souls.

King James Bible
For consider him that endured such contradiction of sinners against himself, lest ye be wearied and faint in your minds.

World English Bible
For consider him who has endured such contradiction of sinners against himself, that you don't grow weary, fainting in your souls.

Young's Literal Translation
for consider again him who endured such gainsaying from the sinners to himself, that ye may not be wearied in your souls -- being faint.

Hebrews 12:3 Additional Translations ...