With Mahānāma (1st) 3.16

3.16

Ayaṃ vuccati, mahānāma, ariyasāvako visamagatāya pajāya samappatto viharati, sabyāpajjāya pajāya abyāpajjo viharati, dhammasotasamāpanno buddhānussatiṃ bhāveti.

This is called a noble disciple who lives in balance among people who are unbalanced, and lives untroubled among people who are troubled. They’ve entered the stream of the teaching and developed the recollection of the Buddha.