Strong’s Greek
G2648 — katamanthano
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
καταμανθάνω
katamanthano — pronounced kat-am-an-than'-o
from 2596 and 3129; to learn thoroughly, i.e. (by implication) to note carefully:--consider. see GREEK for 2596 see GREEK for 3129
1 occurrence in the KJV.
Matthew 6:28
And why take ye thought for raiment? Consider the lilies of the field, how they grow; they toil not, neither do they spin: