ἀγοστός
Οὐκ ἔστιν ἀγαθὸν ἐν ἀνθρώπῳ ὃ φάγεται καὶ ὃ πίεται καὶ ὃ δείξει τῇ ψυχῇ αὐτοῦ ἀγαθὸν ἐν μόχθῳ αὐτοῦ (Ecclesiastes 2:24, LXX version) → What is good in a human is not what he eats and drinks and shows off to his soul as a benefit of his labor
English (LSJ)
ὁ,
A flat of the hand, Hom. only in Il., in the phrase ὁ δ' ἐν κονίῃσι πεσὼν ἕλε γαῖαν ἀγοστῷ 11.425, al.; χειρὸς ἀ. A.R.3.120. II arm, = ἀγκάλη, Theoc.17.129, AP7.464 (Antip.); pl., ib.5.254.15 (Paul. Sil.): metaph., [Ἀκαδημείας] ἐν ἀγοστῷ Simon. 150. III dirt, filth, Sch.Il.6.506. (Perh. cognate with Skt. haástas 'hand'.)
German (Pape)
[Seite 22] ὁ, die flache Hand, Hom. nur ἕλε γαῖαν ἀγοστῷ, Iliad. 11, 425. 13, 508. 520. 14, 452. 17, 315; Apoll. Rh. 3, 120 χειρὸς ἀ., Theocrit. 17, 129 νυμφίον περιβάλλετ' ἀγοστῷ, allgemeiner, mit dem Arme, wie Ant. Sid. 104 (VII, 464) βρέφος φορέειν ἀγοστῷ und öfter in Anthol.