"whether Solomon ever had such a one for the building of the Temple at Jerusalem"
Cedar of Lebanon
Creative Commons Attribution Share AlikeCedar of Lebanon - Credit: J. Nathan Matias

This refers to the Bible passage 1 Kings 5:5 – 6:36, in which Solomon sends for cedars from Lebanon to build the Temple of Jerusalem. The trees were famous for their size.

Now therefore command thou that they hew me cedar trees out of Lebanon; and my servants shall be with thy servants: and unto thee will I give hire for thy servants according to all that thou shalt appoint: for thou knowest that there is not among us any that can skill to hew timber like unto the Sidonians.

1 Kings 5:6


Today, Lebanon's flag bears the cedar: