Undoubtedly the apostle is referring to actual songs to be found in Scripture and which are to be sung in worship.
Suuradan waxey aaad u Faahfaahisaa Maalinta Aakhirada iyo Xisaabka ka jira Nooca uu yahay, waxeyna Suuradan tilmaantay waxa Dadka lagu Tixgalinayo Maaliantaas in ay Tahay Hadba Camalkii ay Aduunka kusoo Shaqeeyeen, haduu Xumaan yahay iyo Haduu Wanaag yahayba.