'Solemn' in the Bible

said, "In solemn truth I tell you that unless you turn and become like little children, you will in no case be admitted into the Kingdom of the Heavens.

And if he succeeds in finding it, in solemn truth I tell you that he rejoices over it more than he does over the ninety-nine that have not gone astray.

I tell you in solemn truth that all these things will come upon the present generation.

"You see all these?" He replied; "in solemn truth I tell you that there will not be left here one stone upon another that will not be pulled down."

I tell you in solemn truth that the present generation will certainly not pass away without all these things having first taken place.

In solemn truth I tell you that he will give him the management of all his wealth.

"'In solemn truth I tell you,' he replied, 'I do not know you.'

"But the King will answer them, "'In solemn truth I tell you that in so far as you rendered such services to one of the humblest of these my brethren, you rendered them to myself.'

"But he will reply, "'In solemn truth I tell you that in so far as you withheld such services from one of the humblest of these, you withheld them from me.'

In solemn truth I tell you that wherever in the whole world this Good News shall be proclaimed, this deed of hers shall be spoken of in memory of her."

and the meal was proceeding, when Jesus said, "In solemn truth I tell you that one of you will betray me."

"In solemn truth I tell you," replied Jesus, "that this very night, before the cock crows, you will three times disown me."