'Verily' in the Bible

Verily I say unto you, All their sins shall be forgiven unto the sons of men, and their blasphemies wherewith soever they shall blaspheme:

And he sighed deeply in his spirit, and saith, Why doth this generation seek a sign? verily I say unto you, There shall no sign be given unto this generation.

And he said unto them, Verily I say unto you, There are some here of them that stand by , who shall in no wise taste of death, till they see the kingdom of God come with power.

For whosoever shall give you a cup of water to drink, because ye are Christ's, verily I say unto you, he shall in no wise lose his reward.

Verily I say unto you, Whosoever shall not receive the kingdom of God as a little child, he shall in no wise enter therein.

Jesus said, Verily I say unto you, There is no man that hath left house, or brethren, or sisters, or mother, or father, or children, or lands, for my sake, and for the gospel's sake,

Verily I say unto you, Whosoever shall say unto this mountain, Be thou taken up and cast into the sea; and shall not doubt in his heart, but shall believe that what he saith cometh to pass; he shall have it.

But should we say, From men--they feared the people: for all verily held John to be a prophet.

And he called unto him his disciples, and said unto them, Verily I say unto you, This poor widow cast in more than all they that are casting into the treasury:

Verily I say unto you, This generation shall not pass away, until all these things be accomplished.

And verily I say unto you, Wheresoever the gospel shall be preached throughout the whole world, that also which this woman hath done shall be spoken of for a memorial of her.

And as they sat and were eating, Jesus said, Verily I say unto you, One of you shall betray me, even he that eateth with me.

Verily I say unto you, I shall no more drink of the fruit of the vine, until that day when I drink it new in the kingdom of God.

And Jesus saith unto him, Verily I say unto thee, that thou to-day, even this night, before the cock crow twice, shalt deny me thrice.