FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

sakal saw-kal' — a primitive root; to be (causatively, make or act) circumspect and hence, intelligent:--consider, expert, instruct, prosper, (deal) prudent(-ly), (give) skill(-ful), have good success, teach, (have, make to) understand(-ing), wisdom, (be, behave self, consider, make) wise(- ly), guide wittingly.