Strong's Greek #191
ἀκουσθεῖσιν

Englishman's Concordance (References)

ἀκουσθεῖσιν akoustheisin — 1 Occurrence

Hebrews 2:1 - V-APP-DNP
GRK:ἡμᾶς τοῖς ἀκουσθεῖσιν μή ποτε
NAS: attention to what we have heard, so
KJV: heed to the things which we have heard, lest at any time
INT: us to the things we have heard lest ever