The apostle Peter even denied Christ three times! Nevertheless, Jesus left a way open for his apostles to return to him.
(‏ مت ٢٦ :‏ ٥٦ ؛‏ يو ١٣ :‏ ١‏ )‏ حَتَّى إِنَّ ٱلرَّسُولَ بُطْرُسَ أَنْكَرَهُ ثَلَاثَ مَرَّاتٍ .‏