Abbott-Smith Manual Greek Lexicon
πεῖρα (G3984)
2 πεῖρα , -ας, ἡ ( πειράω ), [in LXX: De 28:56 ( π. λαμβάνειν , נסה pi.) 33:8 ( מַסָּה ), Wi 18:20 , 25 , II Mac 8:9 , IV Mac 8:1 *;] a trial , experiment ; π. λαμβάνειν , to make trial , have experience of : He 11:29 , 36 (for exx., v. Field, Notes , 232 f.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain