Matt.7.14  For the gate is narrow and the way is hard, that leads to life, and those who find it are few.
Matt.19.23  And Jesus said to his disciples, "Truly, I say to you, it will be hard for a rich man to enter the kingdom of heaven.
Matt.23.4  They bind heavy burdens, hard to bear, and lay them on men's shoulders; but they themselves will not move them with their finger.
Matt.25.24  He also who had received the one talent came forward, saying, `Master, I knew you to be a hard man, reaping where you did not sow, and gathering where you did not winnow;
Mark.10.23  And Jesus looked around and said to his disciples, "How hard it will be for those who have riches to enter the kingdom of God!"
Mark.10.24  And the disciples were amazed at his words. But Jesus said to them again, "Children, how hard it is to enter the kingdom of God!
Luke.11.46  And he said, "Woe to you lawyers also! for you load men with burdens hard to bear, and you yourselves do not touch the burdens with one of your fingers.
Luke.11.53  As he went away from there, the scribes and the Pharisees began to press him hard, and to provoke him to speak of many things,
Luke.18.24  Jesus looking at him said, "How hard it is for those who have riches to enter the kingdom of God!
John.6.60  Many of his disciples, when they heard it, said, "This is a hard saying; who can listen to it?"
Rom.2.5  But by your hard and impenitent heart you are storing up wrath for yourself on the day of wrath when God's righteous judgment will be revealed.
Rom.16.6  Greet Mary, who has worked hard among you.
Rom.16.12  Greet those workers in the Lord, Tryphaena and Tryphosa. Greet the beloved Persis, who has worked hard in the Lord.
Phil.1.23  I am hard pressed between the two. My desire is to depart and be with Christ, for that is far better.
Col.4.13  For I bear him witness that he has worked hard for you and for those in Laodicea and in Hierapolis.
2Tim.2.6  It is the hard-working farmer who ought to have the first share of the crops.
Heb.5.11  About this we have much to say which is hard to explain, since you have become dull of hearing.
Heb.10.32  But recall the former days when, after you were enlightened, you endured a hard struggle with sufferings,
2Pet.3.16  speaking of this as he does in all his letters. There are some things in them hard to understand, which the ignorant and unstable twist to their own destruction, as they do the other scriptures.