לְבֵנִים

From LSJ

οὕτως καὶ ἡ πίστις, ἐὰν μὴ ἔχῃ ἔργα, νεκρά ἐστιν καθ' ἑαυτήν → so even the Faith, if it does not have deeds, and is on its own, is dead | the Faith without works is dead

Source

English (Strong)

from לָבַן; a brick (from the whiteness of the clay): (altar of) brick, tile.