Verse 18

सर्वस्याह्लादनी शान्ता मैत्री परमपावनी ।अभ्युदेति हृदो हृद्या सुतरोरिव मञ्जरी

In plain words

Delighting all, tranquil, supremely purifying, maitrī rises up from the heart, dear to the heart, like the blossoming cluster of a lovely tree.