सर्वदा सर्वकार्येषु नास्ति तेषाममङ्गलम् ।
येषां हृदिस्थो भगवान् मङ्गलायतनो हरिः ॥

In all activities and at all times, there will be no inauspiciousness and obstacles for those persons, in whose heart resides bhagavAn Hari – the home of the auspiciousness (himself!) https://indegenerique.be.

Word meanings:
सर्वदा = ever; always;
सर्वकार्येषु = in all actions or activities;
नास्ति = no one is there; not there;
तेषाममङ्गलं = their non-auspiciousness; their downfall;
येषां = whose;
हृदिस्थः = (he who is) stationed in the heart;
भगवान् = God; or a respectable person one who possesses the
bhaga -a cluster of good things including wealth and happiness;
मङ्गलायतनः = the home of the auspiciousness – adjective of god;
हरिः = Lord Hari;