King James Bible
King James Version (KJV)

From dus- and kolon (food); properly, fastidious about eating (peevish), i.e. (genitive case) impracticable -- hard.
see GREEK dus-
1. properly, hard to find agreeable food for, fastidious about food.
2. difficult to please, always finding fault; (Euripides, Aristophanes, Xenophon, Plato, others).
3. universally, difficult (Xenophon, oec. 15, 10 ἡ γεωργία δύσκολος ἐστι μαθεῖν): πῶς δύσκολόν ἐστι, followed by an accusative with an infinitive, Mark 10:24.