Luke 11:9-10
And I tell you, Ask, and it shall be given you; seek, and you shall find; knock, and it shall be opened to you;
Matthew 7:7
Ask, and it shall be given you. Seek, and you shall find. Knock, and it shall be opened to you.
Acts 8:36
And as they went on the way they came to a certain water, and the eunuch said, Behold water; what hinders me from being baptized?
Treasury of Scripture Knowledge
Summary
And ye shall seek me, and find me, when ye shall search for me with all your heart.