'Head' in the Bible

This is the stone which was set at nought of you builders, which is become the head of the corner.

And Paul after this tarried there yet a good while, and then took his leave of the brethren, and sailed thence into Syria, and with him Priscilla and Aquila; having shorn his head in Cenchrea: for he had a vow.

Wherefore I pray you to take some meat: for this is for your health: for there shall not an hair fall from the head of any of you.