peripetasma
From LSJ
ὄρνιθι γὰρ καὶ τὴν τότ᾽ αἰσίῳ τύχην παρέσχες ἡμῖν → for it was by a good omen that you provided that past fortune to us
pĕrĭpĕtasma,¹⁵ ătis, n. (περιπέτασμα), tapisserie, tapis, tenture : Cic. Verr. 2, 4, 27 || abl. pl. peripetasmatis Cic. Verr. 2, 4, 28.