Luke 19:21

for I feared you, because you are a harsh man; you take up what you did not lay down, and reap what you did not sow.'

Matthew 25:24-25

And he who received the one talent, coming near said, 'Lord, I knew you, that you are a hard man; reaping where you did not sow, and gathering where you did not scatter;

Romans 8:7

because the mind of the flesh is enmity against God; for it is not subject to the law of God, neither, indeed, can it be;

Romans 8:15

For ye did not receive a spirit of bondage again unto fear; but ye received a spirit of adoption, whereby we cry, "Abba, Father."

2 Timothy 1:7

For God did not give us a spirit of timidity, but of power and love and sobriety.

James 2:10

For whosoever keeps the whole law, but stumbles in one point, has become guilty of all.

1 John 4:18

There is no fear in love; but perfect love casts out fear, because fear has punishment; and he who fears is not made perfect in love.

Jude 1:15

to execute judgment upon all, and to convict all the ungodly of all their works of ungodliness, which in ungodliness they committed, and of all the hard things which, as ungodly sinners, they spake against Him."

Treasury of Scripture Knowledge

Summary

For I feared thee, because thou art an austere man: thou takest up that thou layedst not down, and reapest that thou didst not sow.

Bible References

I feared

Matthew 25:24
And he who received the one talent, coming near said, 'Lord, I knew you, that you are a hard man; reaping where you did not sow, and gathering where you did not scatter;
Romans 8:15
For ye did not receive a spirit of bondage again unto fear; but ye received a spirit of adoption, whereby we cry, "Abba, Father."
2 Timothy 1:7
For God did not give us a spirit of timidity, but of power and love and sobriety.
James 2:10
For whosoever keeps the whole law, but stumbles in one point, has become guilty of all.
1 John 4:18
There is no fear in love; but perfect love casts out fear, because fear has punishment; and he who fears is not made perfect in love.

Because

Romans 8:7
because the mind of the flesh is enmity against God; for it is not subject to the law of God, neither, indeed, can it be;
Jude 1:15
to execute judgment upon all, and to convict all the ungodly of all their works of ungodliness, which in ungodliness they committed, and of all the hard things which, as ungodly sinners, they spake against Him."