of a surety # 44_ACT_12_11 # And when Peter was come to himself, he said, Now I know of a surety, that the Lord hath sent his angel, and hath delivered me out of the hand of Herod, and [from] all the expectation of the people of the Jews. 
of a surety # 01_GEN_15_13 # And he said unto Abram, Know of a surety that thy seed shall be a stranger in a land [that is] not theirs, and shall serve them; and they shall afflict them four hundred years; 
of a surety # 01_GEN_18_13 # And the LORD said unto Abraham, Wherefore did Sarah laugh, saying, Shall I of a surety bear a child, which am old? 
of a surety # 01_GEN_26_09 # And Abimelech called Isaac, and said, Behold, of a surety she [is] thy wife: and how saidst thou, She [is] my sister? And Isaac said unto him, Because I said, Lest I die for her.