H8497
תָּכָה
to follow
1) (Pual) to be led, be assembled 1a) meaning wholly uncertain 2) (CLBL) (Pu) to lay down, recline
Full Brown-Driver-Briggs lexicon entry
[תָּכָה] verb meaning wholly dubious; —
Pu`al Perfect 3 plural וְהֵם תֻּכּוּ לְרַגְלֶ֑ךָ Deut 33:3 were led or assembled would suit context; see especially Dr Berthol.
תְּכוּנָה see כון
1 occurrence