αδελφικώς
From LSJ
ἀλλὰ μὴν καὶ ἀναπαύσεώς γε δεομένοις ἡμῖν νύκτα παρέχουσι κάλλιστον ἀναπαυτήριον → and again, we need rest; and therefore the gods grant us the welcome respite of night
Translations
fraternally
Catalan: fraternalment; Czech: bratrsky; Greek: αδελφικά, αδελφικώς; Ancient Greek: ἀδελφικῶς; French: fraternellement; Georgian: ძმურად; Italian: fraternamente; Polish: bratersko; Spanish: fraternalmente, irmãmente