'Hard' in the Bible

I have shown you [with respect to] all [things] that [by] working hard in this way it is necessary to help those who are in need, and to remember the words of the Lord Jesus that he himself said, "It is more blessed to give than to receive."

And [when] we had all fallen to the ground, I heard a voice saying to me in the Aramaic language, 'Saul, Saul, why are you persecuting me? [It is] hard for you to kick against the goads!'