From Wiktionary, the free dictionary
Borrowed from Classical Persian آرامگاه (ârâmgâh). Equivalent to آرام (ārām, “rest; repose”) + گاہ (gāh, “place; hall”).
آرام گاہ • (ārām gāh) f
- bedchamber; bedroom, place of rest, resthouse
- Synonyms: خواب گاہ (xāb gāh), شبستان (śabistān)
- tomb, grave, mausoleum