PS

*ḳalb-/*ḳabl- - heart, middle of the body (SED I No. 161)

Akkadian
ḳablu - middle, center, middle part (CAD Q 6, AHw. 887)
Arabic
qalb- - heart (Lane 2553)
Geez
ḳalb - thought, wish (CDG 427)
Cf. Tgr. ḳälǝb ‘wish, wilľ, (poet.) ‘heart’ (WTS 233), Amh. ḳälb ‘heart, mind, intelligence’ (AED 686); Har. ḳälbi ‘heart’ (EDH 124), Sel. ḳälb ‘heart, in¬telligence’ (EDG 1008), Wol. ḳälb ‘intelligence’ (EDG 1170); Enn. End. Gye. Muh. Msq. Gog. ḳälb, Cha. Eža Gye. ḳärb ‘intelligence, innerself’ (EDG 475). All these forms are considered Arabisms in CDG 427, LGur. 475, which looks convincing.
Harari
ḳälbi - heart (EDH 124)
Mehri
ḳāb - mind, intelligence, memory; heart; intention (ML 230)
Likely an Arabism.
Jibbali
ḳεlb - heart (JL144)
Likely an Arabism.
Harsusi
ḳalb - sense, intelligence, reason, mind; memory; morale; heart (HL 75)
Likely an Arabism.