2 Timothy 2:19
Nevertheless the stable foundation of God standeth firm, having this seal, the Lord knoweth those who belong to him. And, let every man who mentions the name of the Lord depart from unrighteousness.
John 10:14
I am the good shepherd, and know my own [sheep], and am known of my own.
Matthew 7:13
Enter in through the strait gate: for wide is the gate, and spacious the road, which leadeth to perdition, and they are many who enter that way:
John 10:27
My sheep hear my voice, and I know them, and they follow me:
2 Peter 2:12
But these men, as the naturally irrational brute beasts, made to be taken and destroyed, speaking evil of the things of which they are ignorant, will perish by their own corruption;